For sanity checks I (paradoxically) go with that American state legislature that tried to define π as 3 (View Post)

Or shoot a thermometer through the roof by neglecting to remove the protective bung in the end of a Liebig condenser... (View Post)

A surprising number of younger shop staff panic if you hand them cash rather than tapping your card. A noticeable number struggle with working out change. Heaven knows how they would have coped with … (View Post)

My daughter does - she has a stockroom full of stuff like that as well as some truly scary stuff. :D (View Post)

Because society is risk averse and science lessons are "dangerous". Chemistry labs used to be full of acids, alkalis, carcinogens and toxic substances. Physics labs deal with high voltage e… (View Post)