Commercial cleaning service may be classified into laundry using water and dry cleaning using organic solvents.
商业清洁服务可分为洗衣房用的水和干洗店干洗使用的有机溶剂。
It includes a full range of commercial, industrial, and academic green solvents, and discusses solvents in specific commercial and non-commercial practices.
它包括一整套商业，工业，和学术性的绿色的溶剂，和在具体的商业和非商业的惯例里讨论溶剂。
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