Obviously, the amounts that are in cigarettes are not enough that people are dropping dead of cyanide poisoning, but still it's not a good idea you definitely want to minimize your exposure.

显然，香烟中的氰化物含量不足,以使人中毒而死，但这毕竟不是一个好主意,你绝对会想要将接触氰化物的机会减到最少。

麻省理工公开课 - 化学原理课程节选