decontamination

/ˌdikənˌtæməˈneɪʃən/
noun
  1. The process of removing dangerous or unwanted substances, such as germs, chemicals, or radiation, from something.
    • The decontamination of the building took several days after the hazardous material was found.
    • All emergency workers went through decontamination before leaving the disaster area.
    • The water treatment plant performs decontamination to make the water safe to drink.
What does "decontamination" mean? | whatsthatwordmean | whatsthatwordmean