poisonous substance

基本解釋

Nitrobenzenes compound is the high poisonous substance which is difficult to be biodegraded and can inhibit and poison biochemical reaction.
摘要硝基苯類化合物是高毒性物質，難以生物降解且對生化反應有抑制和毒害作用。
Ethyl alcohol to which a poisonous substance, such as acetone or methanol, has been added to make it unfit for consumption.
有毒乙醇，變性酒精：加入了有毒物質，例如丙醇或甲醇，這種乙醇無法再使用。
Environmental-pollution-free vegetables are those whose content of harmful & poisonous substance is within the limits permitted by law, regulations & mandatory provisions.
無公害蔬菜是指蔬菜中有害有毒物質含量在國家法律法規(guī)和強制性標準規(guī)定的允許范圍內的蔬菜。

It is genetically engineered to produce a particular strain of Bt, a substance that is poisonous to some insects.
FORBES: Magazine Article