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Author Comment Last activity Moderation
joyofsoy "Just talking to our education manager about your idea, she suggested possibly setting up long strips of sticky tape and using acetone to remove the..." | Read more » over 2 years ago
joyofsoy "Yes. In my opinion. They’ll catch the particles. The speed will depend on the degree of mixing , ventilation and the size of the restroom. You may ..." | Read more » almost 3 years ago
joyofsoy "We shared this on Twitter and got this response: my students have easily detected vaping signals on similar low-cost pm sensors. that being said, ..." | Read more » almost 3 years ago