One group talked about using " hexane , " an iphone screen cleaner .
其中一个团体谈到了己烷一种iphone屏幕清洗剂。
Hexane evaporates faster than other screen cleaners , which allows the production line to go faster .
己烷比其他屏幕清洗剂挥发得更快,这使得生产线可以更快的运行。
The researchers start off by drying their coffee grounds overnight and then pour in some common chemical solvents , such as hexane , ether and dichloromethane , to dissolve the oils .