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For dirty water or sanitary sewage applications, clogging of the cooling jacket passages can easily occur due to a build-up of solids, grease, corrosion and other matter. 但是对于污水或生活污水应用领域，冷却套通道由于淤积固体颗粒、油脂、腐蚀等等却极易发生堵塞。 - 2
A factory manager in eastern China has been arrested for using grease from swill, sewage, pesticides and recycled industrial oil to make lard for human consumption, the state news media said Monday. 据中国国家新闻媒体周一透露，在东部地区一家工厂的经理被逮捕，原因是从泔水，下水道污水，杀虫剂和再生工业用油中提取油脂生产食用猪油。 - 3
It is used for wiping off the impurities of solid suspending objects, grease and jelly in the industrial and urban sewage water. 用于去除工业和城市污水中的固体悬浮物、油脂、胶状物等杂质。
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