A scientific buying guide for pesticides! It cost 150 cockroaches, fruit flies and 16 insecticides~ 

In order to eliminate pests, humans have invented hundreds of pesticides. They have different principles, usages, and insecticidal effects. What are the differences between different pesticides? How to kill insects to get rid of the weeds? Can pesticides be used on cats at home? We bought 16 insecticides with different principles and conducted experiments on 150 cockroaches and fruit flies one by one, just to find out the answers to these questions~
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【Why is your head bald into M, C, U shape?】 • 为什么你的头会秃成M、C、U型？拿什么拯救你...
【Why can't search engine find information?】 • 搜索引擎怎么搜不到信息了？因为互联网正在孤岛...
【Why is Bluetooth still popular with so many problems?】 • 蓝牙怎么这么多毛病？还依然长盛不衰？Why ...
【Is the expensive vacuum flask an IQ tax?】 • 贵的保温杯是不是智商税？不差钱的保温杯长什么...
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