So if you're doing some chemistry that might contain some noxious fumes, that goes on in here.

所以如果你正在做一些可能含有一些有毒气体的化学反应， 那就在这里继续。

" mala-aria, " or " bad air, " because they thought it was caused by noxious fumes emanating from swamps.

mala- aria” 或“ 空气不好” “， 因为他们认为这是由沼泽散发出的有毒气体造成的。

It ran smoothly and silently, didn't emit noxious fumes and didn't require the manual cranking that early internal combustion engines needed.

它运行平稳、安静，不会排放有毒气体，也不需要早期内燃机所需的手动启动。