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Вопрос № 629211 - Английский язык

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What is the main requirement for wood preservation operations to be safe?
Варианты ответов
  • Treatment of wood should vary widely depending on the particular chemicals used.
  • Most wood preservative chemicals should not be hazardous.
  • Industrial wood preservation operations should be licensed.
  • Wood preservation chemicals should not be available directly to the public.
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Вопрос задал(а): Анонимный пользователь, 12 Ноябрь 2020 в 20:34
На вопрос ответил(а): Анастасия Степанова, 12 Ноябрь 2020 в 20:34

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What is the main requirement for wood preservation operations to be safe?
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