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