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air flow dryer applied to wood chips function

  • Modelling and practical operation results of a dryer for ...

    A constant rate of drying period with saturated outlet air at constant temperature is followed by a decreasing rate of drying with increasing air outlet temperature and decreasing degree of saturation. The bed modelling is performed to support the development work of a boiler plant using a dryer.

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  • Drying of biomass for second generation synfuel production ...

    2010-9-1 · A two-stage sub-fluid bed dryer system with energy recovery has been designed to dry wood chips to 15 wt% moisture for the torrefaction system of Energy Research Centre of the Netherlands. The maximum linear dimension of the wood chips is in the range 15–40 mm. Due to the recovery of heat via the condenser, the total net energy demand is low ...

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  • Drying of Woody Biomass for Bioenergy Using Packed

    2010-5-20 · From the model, wood temperature, moisture content, air humidity, and temperature were predicted as a function of bed depth and along the belt length reflected by drying time. The model has been applied to improve dryer design and drying operation.

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  • Wood chips flow in a rotary kiln: Experiments and modeling ...

    2015-6-1 · The inlet mass flow-rate of wood chips Q – varying from 0 to 10 kg/h – is regulated accurately (±50 g/h) by controlling the vibration amplitude of the conveyor. When processing in cold conditions – as for the flow study – the kiln end is opened and another weighing system is placed at the end of the cylinder to measure the outlet mass ...

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  • Experimental Study on the Effects of Air Velocity ...

    2015-6-1 · Keywords: Wood chips, Drying, Low temperature, Biofuel, Bed dryer, Box-Behnken design 1. Introduction The European Commission has set new targets to reach a low-carbon economy. Among the key elements is the renewable energy target of at least 27 % renewable energy resources (RES) in energy consumption in 2030 [1] continuing to raise the 2020 ...

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  • Mathematical Modeling of a Tray Dryer for the Drying of ...

    2014-7-28 · The mathematical model of a batch tray dryer for the drying of potato chips using hot air medium has been developed. During this processes, the conservation principle was applied to the fundamental quantities of mass of moisture in Potato, mass of mois-

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  • Feasibility of Solar-Enhanced Drying of Woody Biomass ...

    2019-11-10 · Sustainable biomass resources are limited and their utilization therefore needs to be more efficient. In addition, there is an urgent need for low-cost energy storage, particularly for solar energy. Drying considerably increases the calorific value of woody biomass, and the resulting dried biomass provides easy seasonal energy storage. The drying both improves the quality of the …

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  • A study of pressure drop in an experimental low ...

    2019-5-21 · 2003) common practice (Francescato et al., 2008), and also the selected air fan capacity. When designing a dryer that could service large amounts of wood chips the thickness of the wood chip layer in the dryer is strictly related to the area that the dryer is about to take.

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  • AP42 Vol I: 10.6.4 Hardboard and Fiberboard Manufacturing

    2020-10-21 · Figure 10.6.4-1 presents a flow diagram for dry process hardboard manufacturing. The primary raw material used in hardboard is hardwood or softwood chips. In addition to wood chips, shavings or sawdust may be used as a raw material. If wood chips are prepared onsite, logs are debarked, cut to manageable lengths, and then sent to chippers.

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  • Emission Estimation Technique Manual

    2005-9-13 · - chips Incinerator Boiler residues ... Kiln drying is more efficient than air drying as it uses controlled air flow within a ... wood preservatives are applied by vacuum pressure impregnation processes (VPI) and boron compounds may be applied by VPI or soaking techniques.

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  • Challenges and Opportunities of Modeling Biomass ...

    Wood Steam, air FBR 72. Spruce Steam, air Dual FBR 74. Coal, wood waste Air Entrained flow/drop furnace 73. Food waste, MSW, poultry waste Air Lab-scale hybrid 18. Agricultural residue Air Downdraft 19. Raw and torrefied bamboo Steam, air Downdraft FixB 20. Pine sawdust Steam Two-staged 21. Wood chips Air Dual FBR 22. Hardwood chips Air Pilot ...

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  • DRYING OF EMPTY FRUIT BUNCHES AS WASTED BIOMASS

    2014-6-12 · the dryer model is 1000 mm and the base dimensions are 900 mm x 900 mm fixed on the wood base. A 2 m height chimney made of 102.0 mm dia. PVC pipe is installed at the upper part of the dryer to enhance the drafting of the moist air from inside the drying chamber. Two aluminum corrugated plates painted in matte black are installed at the base.

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  • COMPANY | Thompson Dryers Rotary Dryer Technology

    Over the years, proper applications of EGR and RMH have changed rotary dryer systems for the better. Today, most rotary drying systems use some form of EGR. A rotary drying system requires a specific ratio of mass-of-gas to mass-of-material for stable pneumatic conveying. Historically this was always done with excess air flow.

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  • Heating & drying ovens for laboratory & industry

    Quality control of split logs and wood chips Georg Krämer is a pioneer when it comes to quality. The head of the Institute for Wood Technology in Bad Wildungen advertises relentlessly for the quality assurance and certification of wood fuels such as split logs and wood chips and develops solutions for professional equipment for test laboratories.

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  • Development of the Process Model and Optimal Drying ...

    2021-3-12 · An empty fruit bunch (EFB) is a byproduct of the palm oil production process with an undried moisture content of 60–70%, which is too high for use as direct combustion fuel. Drying processes are generally considered essential for the recent use of EFBs as power plant fuels because their high moisture content decreases the boiler efficiency. The lower moisture content …

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  • OKLAHOMA DEPARTMENT OF ENVIRONMENTAL QUALITY

    2020-10-27 · baghouses. Emissions limits (lb/hr) are a function of air flow and grain loading rather than process throughput (TPH). - Two additional saws have been installed at the facility. The new saws operate independently of the board-making operations. They allow pre-sanded wood panels to be cut and packaged at this facility.

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  • Natural Wood Smoke Technologies - Meat Science

    2009-6-22 · 1. Wood Chips + Super-heated steam (400° C/750° F) 2. No open flame in generator. 3. Rapid smoke availability. 4. Shorter smoke cycles. d. Friction Smoke Generator 1. Logs – fuel souce 2. A flameless process. 3. Friction Wheel 4. Rapid smoke availability. 5. Hermetic smoking process – no exhaust air escapes. 6. Limited flavor, Low Tar ...

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  • Air Flow, Air Systems, Pressure, and Fan Performance

    2021-1-1 · To balance the system by design increase the air flow rate in Section 1 to bring it up to the higher pressure loss of Section 2. To correct the air flow rate for Section 1 use the Fan Laws: Q 1 new = Q 1 old * (P t loss 1 new P t loss 1 old) 1/2 Q 1 new = 4000 * (1.192/1.165) 1/2 = 4046 cfm. Section 3 Air Flow Rate Q = 3400 cfm + 4046 cfm ...

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  • Biosolids Technology Fact Sheet, Heat Drying

    &EPA United States Environmental Protection Agency Biosolids Technology Fact Sheet Heat Drying DESCRIPTION Heat drying, in which heat from direct or indirect dryers is used to evaporate water from wastewa- ter solids, is one of several methods that can be used to reduce the volume and improve the qual- ity of wastewater biosolids.

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  • (DOC) DESIGN AND FABRICATION OF A MILL

    A mill pulveriser is a modification of a hammer mill that utilizes air flow to separate various particles. The development of a mill pulveriser incorporates the design of a hammer mill and a blower. A hammer mill is a type of crusher, which can be used for grinding rock, forage, grains or other large size particles into smaller pieces by the ...

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  • OKLAHOMA DEPARTMENT OF ENVIRONMENTAL QUALITY

    2020-10-27 · baghouses. Emissions limits (lb/hr) are a function of air flow and grain loading rather than process throughput (TPH). - Two additional saws have been installed at the facility. The new saws operate independently of the board-making operations. They allow pre-sanded wood panels to be cut and packaged at this facility.

    Get Price
  • Natural Wood Smoke Technologies - Meat Science

    2009-6-22 · 1. Wood Chips + Super-heated steam (400° C/750° F) 2. No open flame in generator. 3. Rapid smoke availability. 4. Shorter smoke cycles. d. Friction Smoke Generator 1. Logs – fuel souce 2. A flameless process. 3. Friction Wheel 4. Rapid smoke availability. 5. Hermetic smoking process – no exhaust air escapes. 6. Limited flavor, Low Tar ...

    Get Price
  • Biosolids Technology Fact Sheet, Heat Drying

    &EPA United States Environmental Protection Agency Biosolids Technology Fact Sheet Heat Drying DESCRIPTION Heat drying, in which heat from direct or indirect dryers is used to evaporate water from wastewa- ter solids, is one of several methods that can be used to reduce the volume and improve the qual- ity of wastewater biosolids.

    Get Price
  • Moisture Meter | PCE Instruments

    Moisture Meter. A moisture meter can measure the moisture content of everything from the air (relative humidity) to construction and building materials (concrete, wood) to biomass and agricultural products (hay, straw, grain, corn, beans, pellets) …

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  • Air Flow, Air Systems, Pressure, and Fan Performance

    2021-1-1 · To balance the system by design increase the air flow rate in Section 1 to bring it up to the higher pressure loss of Section 2. To correct the air flow rate for Section 1 use the Fan Laws: Q 1 new = Q 1 old * (P t loss 1 new P t loss 1 old) 1/2 Q 1 new = 4000 * (1.192/1.165) 1/2 = 4046 cfm. Section 3 Air Flow Rate Q = 3400 cfm + 4046 cfm ...

    Get Price
  • (DOC) DESIGN AND FABRICATION OF A MILL

    A mill pulveriser is a modification of a hammer mill that utilizes air flow to separate various particles. The development of a mill pulveriser incorporates the design of a hammer mill and a blower. A hammer mill is a type of crusher, which can be used for grinding rock, forage, grains or other large size particles into smaller pieces by the ...

    Get Price
  • The Thermodynamics of Cooking and How Different

    2016-5-23 · The air temp on the left side, the indirect heat side, might be 325°F as convection flow of air from the right side circulates over the left side. Let’s put a steak and a big honkin prime rib roast on the left, indirect side. On the second grill you have all four burners on medium and the air temp on the both sides is also 325°F.

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  • Using Silicone Spray Lubricant and When Not To!

    2021-2-3 · The fact that it is a spray allows you to put it in places that liquid oils or greases cannot be applied, such as into mechanisms (locks, clocks, etc.) or bearings such as garage door rollers, pulleys, etc....and, of course, the caveats... Manufacturers of silicone spray products promote this product like the best thing since sliced bread. It ...

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  • 7 Things to Bring Your Family Together This Winter | Hunker

    2019-11-5 · Bringing vinyl back into your life is a great way to bring back memories. Poll your family for old-school favorites, hit up a record shop, and make …

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  • Gourmet Hot Dog Bar tutorial | Hunker

    A beautiful buffet starts with a pretty table linen as the base with simple white platters and bowls to serve the various elements of the meal. Elevate your centerpiece on a cake stand for a visually pleasing arrangement with varied heights. Keep your drinks ice cold with a beverage cooler that also doubles as a table for displaying a free printable menu.

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  • Process Dryers Specifications | Engineering360

    Air Flow The velocity that air flows through the dryer. Search Logic: User may specify either, both, or neither of the 'At Least' and 'No More Than' values. Products returned as matches will meet all specified criteria. Evaporation Rate The rate that water and other fluids are removed in the dryer.

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  • STATE OF MAINE DEPARTMENT OF ENVIRONMENTAL

    2021-2-25 · material to a wood hog which will break down and roughly size it before the material drying. After the wood hog, the green wood will be introduced into Dryer #1 along with hot exhaust gas supplied by Burner #1. The dry ing process will reduce the moisture content of the wood from approximately 50% by weight to 8-12% by weight.

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  • IOP Conference Series: Materials Science and Engineering ...

    A prototype of a constant flow type of Solar Gelugur Acid (Garcinia atroviridis) dryer using 2 racks was investigated experimentally. The aim is to explore the performance and characteristics of the prototype. A box of solar acid Gelugur (Garcinia atroviridis) is designed and made.

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  • Steam exploded black pellets - Valmet

    2021-5-24 · A complete production line comprises the steam treatment system pre-ceded by a Valmet wood handling which warrants a suitable biomass particles profile to the steam treatment system. Steam treatment is followed by a drying step; here Valmet can offer a range of suitable drying technologies, optimized for any process configuration. The dried biomass is densified …

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  • Bulk Material Handling Equipment & System Manufacturers

    2021-5-26 · Bulk materials include dry materials like wood chips, cereals, coal, loose stone and gravel, ore and sand, as well as mixed wastes. Bulk material handling equipment is used quite commonly in a number of industrial processes, including those in the construction, paper and pulp, logging and shipping industries.

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  • Using Silicone Spray Lubricant and When Not To!

    2021-2-3 · The fact that it is a spray allows you to put it in places that liquid oils or greases cannot be applied, such as into mechanisms (locks, clocks, etc.) or bearings such as garage door rollers, pulleys, etc....and, of course, the caveats... Manufacturers of silicone spray products promote this product like the best thing since sliced bread. It ...

    Get Price
  • The Thermodynamics of Cooking and How Different

    2016-5-23 · The air temp on the left side, the indirect heat side, might be 325°F as convection flow of air from the right side circulates over the left side. Let’s put a steak and a big honkin prime rib roast on the left, indirect side. On the second grill you have all four burners on medium and the air temp on the both sides is also 325°F.

    Get Price
  • Biomass Gasification Power Plant - Access Biomass Clean

    2021-5-6 · Introduction . Power generation by using biomass gas from rice husk, wood chips ,saw dust and crop stalks can not only save expenditure in electricity tariff in the production cost of rice mills and timber processing mills, but also can bring about benefits by means of selling surplus electric power to the power grid.

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  • Research & Development World

    by Bill Schweber, Contributing Author The previous part of this article looked at the challenges of nanoflow sensors, especially with respect to blood flow. This part looks at graphene, which is the basis for the new sensor. Graphene is a material structure which did not exist until relatively recently. However, its constituent element of ...

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  • GIGACalculator.com: Online Calculators and Converters

    A comprehensive set of free online calculators and free online converters for your everyday calculations. Finance calculators, business calculators, health calculators, date and time calculators, mathematical, geometrical and trigonometry calculators, and so on. Converters between imperial and metric units, as well between units of the same system, but different scale.

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  • Process Dryers Specifications | Engineering360

    Air Flow The velocity that air flows through the dryer. Search Logic: User may specify either, both, or neither of the 'At Least' and 'No More Than' values. Products returned as matches will meet all specified criteria. Evaporation Rate The rate that water and other fluids are removed in the dryer.

    Get Price
  • China Dryer, Dryer Manufacturers, Suppliers, Price | Made ...

    China Dryer manufacturers - Select 2021 high quality Dryer products in best price from certified Chinese Electric Dryer, Air Dryer suppliers, wholesalers and factory on Made-in-China.com

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  • Process Dryers Selection Guide: Types, Features ...

    2 天前 · Process dryers are used to remove liquids or moisture from bulk solids, powders, parts, continuous sheets, gases or other fluids. The introduction of water, solvents and other fluids is critical to processing and manufacturing that spans from food and pharma to paper, construction and even the auto industry.

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  • TAPPI Standards: Regulations and Style Guidelines

    2018-4-16 · Flow Charts 68 . Appendix 6. Supplemental Keyword List 72 . Appendix 7. Subject Categories for TAPPI Test Methods 76 . Appendix 8. Related Methods Chart 78 . Index 85. 4 TAPPI Standards . Regulations and Style Guidelines . 1. Scope . This manual describes the procedures and policies whereby TAPPI Standards are developed and published, and ...

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  • IOP Conference Series: Materials Science and Engineering ...

    A prototype of a constant flow type of Solar Gelugur Acid (Garcinia atroviridis) dryer using 2 racks was investigated experimentally. The aim is to explore the performance and characteristics of the prototype. A box of solar acid Gelugur (Garcinia atroviridis) is designed and made.

    Get Price
  • BioResources

    2021-5-28 · About the journal. BioResources (ISSN: 1930-2126) is a peer-reviewed online journal devoted to the science and engineering of lignocellulosic materials, chemicals, and their applications for new uses and new capabilities. An impact factor of 1.409 is listed in the 2020 Journal Citation Reports. View our current issue. Browse Volumes and Issues. Submit a Manuscript

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  • OSHA Technical Manual (OTM) | Occupational Safety and ...

    2021-5-28 · Supplied Air Island . View 1 - Flow of clean air through supplied air island View 2 - Flow of clean air through supplied air island with plastic sheeting (Plastic sheeting should be at least 84' off the ground to avoid contact with the worker and the release of …

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  • Hopper design - Flow of powder

    2021-3-31 · On the flow factor graph, a straight line with the slope 1/FF is drawn. The point where it crosses the flow function will give the critical cohesive strength fc_crit. Figure 4 : Flow Function and Material Flow Functions to calculate Critical Applied Stress. STEP 5 - Calculate the parameter H

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  • Properties of Paper, (Paper Properties) - Paperonweb

    2020-4-27 · Air Resistance (Gurely Method): It is the resistance to the passage of air, offered by the paper structure, when a pressure difference exist between two sides of paper. It is measured as the time for a given volume of air to flow through a specimen under specified conditions.

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  • GIGACalculator.com: Online Calculators and Converters

    A comprehensive set of free online calculators and free online converters for your everyday calculations. Finance calculators, business calculators, health calculators, date and time calculators, mathematical, geometrical and trigonometry calculators, and so on. Converters between imperial and metric units, as well between units of the same system, but different scale.

    Get Price
  • Process Dryers Specifications | Engineering360

    Air Flow The velocity that air flows through the dryer. Search Logic: User may specify either, both, or neither of the 'At Least' and 'No More Than' values. Products returned as matches will meet all specified criteria. Evaporation Rate The rate that water and other fluids are removed in the dryer.

    Get Price
  • Developing Tanks, Film Racks, Tongs, Squeegees and Dryers

    RC Filter Flow Air Dryer. This RC Filter Flow Air Dryer means 5 minutes to perfect flat, and spotless RC prints or films. A built in Air Filter eliminates dust. It is thermostatically controlled for optimal drying temperatures. Accommodates four 11x14' prints. Overall measurements: 19½x14x7¼'(H) (49.5x35.5x18.5cm)

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  • TAPPI Standards: Regulations and Style Guidelines

    2018-4-16 · 2.1 The overall management of the TAPPI Standards program, including the content of these Regulations and Style Guidelines, is the responsibility of the Quality and Standards Management Committee of

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  • Air Atomizing Nozzles - Products - EXAIR Corporation

    EXAIR's Heavy Duty Safety Air Gun is a powerful air gun that delivers high force for use in rugged, industrial environments. The 3/8 NPT compressed air inlet increases the compressed air flow available to the Super Air Nozzle, resulting in higher force and flow than other air guns.

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  • BONDING WOOD COMPOSITES WITH RESIN SOLIDS

    This effect is achieved by a precise balance of atomizer velocity, air flow, spray dryer dimensions, e.g., height and diameter, and the design of inlet and outlet means to produce a cyclonic flow of gas, e.g., air in the chamber. A pulse atomizer also can be used to produce the small droplets needed to facilitate evaporation of the water.

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  • TOP-8 Best Food Dehydrators in 2021 from $50 to $300 ...

    2020-2-14 · Food Dehydrator With A Horizontal Air Flow | NESCO FD-75A. For less than one hundred dollars, you get a compact and productive device. And this is a good price for a 600-watt appliance. A fan is located on the top, which rules out a risk …

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  • The Utility of Cyclones | Biomassmagazine.com

    2018-6-26 · “Cyclones are excellent with larger chips, shavings, bark—the larger particles,” Cowan says. “In the wood industry, cyclones are very prevalent. Heavy chips and big particles, they drop out and do not get entrained in the air, whereas light dust can get off the wall, go back through the top and exit the cyclone.

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  • Hopper design - Flow of powder

    2021-3-31 · On the flow factor graph, a straight line with the slope 1/FF is drawn. The point where it crosses the flow function will give the critical cohesive strength fc_crit. Figure 4 : Flow Function and Material Flow Functions to calculate Critical Applied Stress. STEP 5 - Calculate the parameter H

    Get Price
  • Stores Near Me : Target

    Find a Target store near you quickly with the Target Store Locator. Store hours, directions, addresses and phone numbers available for more than 1800 Target store locations across the US.

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  • Home and Garden | HowStuffWorks

    HowStuffWorks can answer your home and garden questions. Find explanations, reviews, opinions and prices on home and garden items at HowStuffWorks.

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