根据警方及制造商所说，胡椒喷雾剂的优点是它可以使在毒品药力影响之下的人在[犯罪]进行中立即停止。催泪毒气有时无此效力。

• The advantage to the pepper spray, according to the police and its manufacturers, is that it stops individuals in their tracks who are under the influence of drugs; tear gas sometimes doesn't.