Chemical. Poisoning or injury caused by chemical substances, including ex-military chemical warfare agents or legitimate but harmful household or industrial chemicals.
由于化学物质造成的中毒或伤害，这些化学物质包括以前的军用化学战剂或合法但有害的家用或工业化学品。
The European Food Safety Authority believes that people naturally convert the chemical into less harmful substances in the body.
欧洲食品安全局称，人体会将该化学物质自动转化为危害较小的物质。
The chemical fumes combined with the water droplets in the fog to form harmful substances.
化学烟尘与雾气中的水珠结合在一起形成有害物质。
Improper design laboratory consist of unwanted harmful substances especially for those involve heavily on chemical analysis.
实验室内往往存在许多有害的化学废气及有毒试剂的污染物质，尤以化学废气为甚。
According to the report, more than 20 different toxic substances, including heavy metals and chemical compounds harmful to human health and the environment were found.
报告称，调查共测出20多种对环境和人体健康有害的重金属、化合物等物质。
According to the report, more than 20 different toxic substances, including heavy metals and chemical compounds harmful to human health and the environment were found.
报告称，调查共测出20多种对环境和人体健康有害的重金属、化合物等物质。
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