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Across
  1. 1. The water at Dzerzhinsk is contaminated with dioxins and phenol at levels that are reportedly seventeen million times the safe limit. Which country does this city belong to?
  2. 4. This chemical element with symbol As is said to be found in rice and rice products.
Down
  1. 2. This South Asian nation came back to inorganic farming 6 months after its overnight ban on chemical fertilizers.
  2. 3. An area of chemistry focused on designing products that minimize or eliminate the use of hazardous substances.