slop oil

基本解釋

Accumulation of the leaked slop oil and waste water in the trench and the sewage well is another reason for higher COD in waste water.
泄漏的廢油和污水，匯集在地溝和污水井中，是廢水COD高的又一主要原因，。
2008.secco.com.cn
And then lately, people are very concerned about cooking oil, because thousands of people have been found [refining] cooking oil from restaurant slop.
最近，人們對(duì)食用油也很擔(dān)憂，大量的餐館被發(fā)現(xiàn)在使用“地溝油”。
Gas floating pond replaced oil interceptor. The removal rate of oil slop in output water has increased to 97.6%, and that of floating particles increased to 91.7%.
采用兩級(jí)罐除油，隔油池改氣浮池，出水污油去除率提高到97 6 % ，懸浮物去除率提高到91 7% ；