I worked in my father’s camera store/photo lab for many years. A photo lab typically has about 3 billion of those plastic canisters film used to come in[1]. Du

I worked in my father’s camera store/photo lab for many years. A photo lab typically has about 3 billion of those plastic canisters film used to come in[1]. During slow hours, we’d have wars flinging the plastic lids, which you could send a good 100 feet by holding them between your index finger and thumb and snapping your fingers. 1. http://i.ebayimg.com/00/s/MzYxWDUwMA==/z/iEEAAOxy4YdTWJrr/$_3.JPG?set_id=2 http://i.ebayimg.com/00/s/MzYxWDUwMA==/z/iEEAAOxy4YdTWJrr/$_...