Perchloroethene (also known as tetrachloroethylene) (PCE): Also called tetrachloroethene, PCE, or perc. It is a manufactured chemical widely used for dry cleaning and metal degreasing.
👇 ស្វែងរកឯកសាររៀននិងការងារគ្រប់ប្រភេទនៅទីនេះ៖
👇 ស្វែងរកពាក្យផ្សេងទៀតនៅប្រអប់នេះ៖