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  1. Pretreatment of Turkey Fat-Containing Wastewater in Coarse Sand and Gravel/Coarse Sand Bioreactors

    https://setll.osu.edu/node/133

    Due to slow decomposition, fat, oil, and grease in wastewater can be difficult to treat. With traditional methods becoming increasingly costly, this study aimed to find a better method. Sand and sand/gravel filters were used to facilitate the conversion o ...

  2. Cold Temperature Impacts on Treatment of Meat Processing Wastewater

    https://setll.osu.edu/node/131

    This study assessed the BOD 5 and ammonia removal rates of freezing bioreactors. Bench-scale sand/gravel and sand/textile bioreactors were exposed to 5 freezing-thaw cycles. BOD 5 removal rates were > 99% through out the study. Ammonia removal was 99% ...

  3. Treatment of Turkey Processing Wastewater Using Sand and Textile Bioreactors

    https://setll.osu.edu/node/130

    This study compares layers of course sand and pea gravel to layers of textile chips for wastewater pretreatment.   ...

  4. Educating County Extension Agents in Waste Management

    https://setll.osu.edu/node/126

    To increase understanding of wastewater management, land applications of waste, waste treatment, and waste storage handling are covered. To view full text, click here. ...

  5. Development of a Metric to Test Group Differences on Ecological Knowledge as One Component of Environmental Literacy

    https://setll.osu.edu/node/123

    This article describes how to use a survey instrument to measure ecological knowledge, just one part of environmental literacy, of a diverse group of citizens.   ...

  6. Pretreatment of Turkey Fat in Wastewater in Sand Bioreactors

    https://setll.osu.edu/node/136

    Due to slow decomposition, typically fat, oil, and grease in wastewater is hard to treat. In this study, two types of sand bioreactors were set up to treat the wastewater. One set had varying depth of coarse sand while the other had varying depth of pea g ...

  7. Farmstead Aesthetics as a Part of Livestock Facilities Planning

    https://setll.osu.edu/node/122

    Using four principles (openness, ordered/natural, productive, and in concert with nature) farm families can plan more easily. Readers learn how to describe the farmstead from an outside prospective. For full text, visit the OSU library. ...

  8. A Case Study of the Lake Panorama Management District

    https://setll.osu.edu/node/162

    An on-site wastewater management district was formed in Iowa in 1980. Quickly the committee started formulating rules and regulations. Failing systems were corrected. Using this district as an example can form other districts. ...

  9. Circuit Riding for Managing Small Community Sewage Systems

    https://setll.osu.edu/node/161

    Due to cost, many small communities have operators that manage wastewater systems inadequately, which can affect the systems performance. In Indiana County, PA, two operators rotate through eight plants. Although the systems get more attention, effluent r ...

  10. Intermittent Sand Filtration for Domestic Wastewater Treatment: Effects of Filter Depth and Hydraulic Parameters

    https://setll.osu.edu/node/159

    The complex variables that affect the sand filter systems performance are not yet fully understood. An experiment was conducted to examine the effects of media depth, hydraulic conductivity, and infiltration rate on the performance of sand filter systems. ...

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