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The internaitional pictogramme for poisonous substances. The skull an crossbanes haes lang been a staundart seembol for pushion.

In biology, pushions are substances that cause disturbances in organisms, usually by chemical reaction or other activity on the molecular scale, when an organism absorbs a sufficient quantity.[1][2]

References[eedit | eedit soorce]

  1. "poison" at Dorland's Medical Dictionary
  2. "Poison" at Merriam-Webster. Retrieved December 26th, 2014.