perchloroethylene
Pronunciation: [pɜrˌklɔːrəʊˈɛθɪˌliːn]
Word
Context: "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.
Example
Perchloroethylene is often used in dry cleaning because it removes stains effectively.
Example
Some people worry that perchloroethylene is too harsh for delicate fabrics.
Example
What are the safety precautions when using perchloroethylene in cleaning?
Context: "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.
Example
The regulations on perchloroethylene help protect our air from harmful chemicals.
Example
Pollution from perchloroethylene has caused problems in the nearby community.
Example
How can we reduce the use of perchloroethylene in industries to protect the environment?
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