asbestos

asbestos — noun

1. a soft, pale mineral material once put into walls, roofs, and protective clothin

1.名詞C2
釋義

a soft, pale mineral material once put into walls, roofs, and protective clothing to resist fire and keep heat in, but breathing its tiny fibers can seriously damage the lungs

例句

Workers found asbestos above the old school ceiling during repairs.

find asbestos during repairs

The city closed the gym after broken pipe covers released asbestos dust.

collocation: asbestos dust

同義詞
  • insulation

    a broader word for material used to keep heat in or out, not this specific dangerous mineral

  • fireproofing

    names the protective function rather than the exact substance

  • mineral fiber

    a technical description that can include asbestos but is less specific

文法句型

contain asbestos

remove asbestos

be exposed to asbestos

用法筆記

Usually uncountable. Common with verbs such as contain, remove, and expose, especially when old buildings or pipe coverings may release dangerous dust.

常見錯誤

They found an asbestos behind the heater.
They found asbestos behind the heater.
💡asbestos is normally uncountable when you mean the material.