perchloroethylene
Prononciation : [pɜrˌklɔːrəʊˈɛθɪˌliːn]
Mot
Contexte : « chemistry »
(noun) a chemical used mainly as a solvent in dry cleaning and for degreasing metals. It helps to clean clothes without using water, keeping them looking nice.
Exemple
Perchloroethylene is often used in dry cleaning because it removes stains effectively.
Exemple
Some people worry that perchloroethylene is too harsh for delicate fabrics.
Exemple
What are the safety precautions when using perchloroethylene in cleaning?
Contexte : « environment »
(noun) a type of chemical that can harm the environment and is regulated because it can affect air quality. It's important to handle it carefully.
Exemple
The regulations on perchloroethylene help protect our air from harmful chemicals.
Exemple
Pollution from perchloroethylene has caused problems in the nearby community.
Exemple
How can we reduce the use of perchloroethylene in industries to protect the environment?
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