Aversive agent

Aversive agents are unpleasantly flavored substances added to poisonous household goods in order to discourage children and animals from consuming the poisonous household products. Aversive agents are not intended to be harmful, only unpleasant. For example, to prevent children from consuming poisonous anti-freeze, which has a sweet flavor due to ...
Found on http://en.wikipedia.org/wiki/Aversive_agent
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