The extraction process of hogwash fat was simulated to produce hogwash fat by mixing edible oil and sewage and taking the supernatant oil.
本文将不同浓度的污水与食用油搅拌混合，经静置后取其上层油层来人工模拟劣质泔水油。
Results: By contrast with national standard, some hogwash fat in bulk and Fried oil are abnormal on sense, and that acid value is higher than the maximum value of nation standard.
结果：散装再生油、煎炸油及合格食用植物油的理化指标与国家规定食用油标准进行比对，部分散装油及煎炸老油的感观异常，特别是酸价远高于国家家庭食用油最高允许值。
Hogwash fat containing large quantity of animal and vegetable oil adds difficulty to be treated with, hogwash fat also causes serious environmental pollution and resource waste by sluiced directly.
餐饮泔水油中含大量的动植物油脂增加了污水处理的难度，泔水油的直接排放也造成了严重的环境污染及资源浪费。
Hogwash fat containing large quantity of animal and vegetable oil adds difficulty to be treated with, hogwash fat also causes serious environmental pollution and resource waste by sluiced directly.
餐饮泔水油中含大量的动植物油脂增加了污水处理的难度，泔水油的直接排放也造成了严重的环境污染及资源浪费。
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