Задание

Complete the text with the given words

  • has been known
  • was used
  • lighted
  • to preserve
  • were cremated
  • is applied
  • resisting
  • consists
  • contains
  • has not found
  • be spun
  • be woven
  • made
  • are exposed
  • made
  • including

What Is Asbestos?

Many people think asbestos is a modern invention, but it actually [ ] for thousands of years. In ancient times it [ ] in temples for torch wicks and to protect fires [ ] on the altars. The Romans used asbestos 2,000 years ago [ ] the ashes of the dead when bodies [ ]. Today the word "asbestos" [ ] to a group of fibrous minerals which have the property of [ ] fire. From the chemical point of view, asbestos usually [ ] of lime and magnesia and sometimes [ ] iron. Science [ ] a substitute for asbestos yet. No other mineral we know can [ ] into yarn or thread. No other mineral can [ ] into cloth or [ ] into sheets. Workers in plants who [ ] to risks of fire sometimes wear complete outfits [ ] of asbestos, [ ] gloves, suits and boots.