作为政策，这些陈腐观念将极具毒害性。
对苯二甲酸是常见的、对生物具有一定毒害性的有机污染物。
Terephthalic acid is a common organic pollutant which is poisonous and toxic to organism to some extent.
从灭火过程中副产物的毒害性出发，为灭烃类火灾时灭火剂的选择提供理论依据。
It also discusses the harm in detail according to the comparison of acid gases between different. the research provides selection of fire-extinguishing agents in terms of harms.
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