Boil the cans for two minutes. Another way to disinfect the cans is in a freshly made solution of chlorine bleach.

VOA: special.2010.07.19

But if you can accept the purity of the statement I just made, it is at the root of the thing you have a solution.

但如果你能够遵从原教旨主义的方式,那么这就是你解决此问题的根本

耶鲁公开课 - 古希腊历史简介课程节选