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Why is 70% isopropyl alcohol a better disinfectant than 99% isopropanol?
https://blog.gotopac.com/2017/05/15/why-is-70-isopropyl-alcohol-ipa-a-better-disinfectant-than-99-isopropanol-and-what-is-ipa-used-for/
130 comments
16/5/2020
Reddit
Answers: What makes a "cleanroom" so important for deep exploration satellites?
https://blog.gotopac.com/2018/08/31/satellite-cleanrooms/
3 comments
12/9/2018
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