biodegradable non-toxic safety solvent 生物降解无毒性安全溶剂
To make their lens, the researchers took a biodegradable polymer called PLGA and dissolved it in an organic solvent, and then they added their drug.
研究者采用了一种叫PLGA的生物降解聚合物来制造镜片，首先将其溶解在有机溶剂里，然后加入药物。
ECO2 created the first waterless recycling process, employing a corn-based, biodegradable liquid solvent that dissolves buildup and is then distilled so it can be reused.
ECO2公司创造出第一个无水回收流程，采用一种玉米基的生物可分解溶剂液。它能溶解后接着被提取出来，因此可以重复使用。
Oils, greases, fats products and others oily contaminants shall be totally removed by means solvent cleaning or by means of an industrial biodegradable detergent, followed by water rinsing.
油剂、润脂油、脂肪产品等油类沾染物应该用溶剂清洗或用工业用生物降解洗涤剂清洗，然后用水冲洗干净。
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