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TIL A "dirty thunderstorm" is a lightning strike inside a volcanic cloud

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via reddit.com

4Zg6 TIL people’s teeth used to randomly explode in the 1800s due to bad fillings. Before the advent of mercury amalgam, a wide variety of metals were used to fill cavities. Using two different metals could create an electrochemical cell – effectively turning the whole mouth into a low-volt battery
D7MP TIL The word “Bupkis,” common slang for “nothing,” comes from the Yiddish phrase meaning “having about as much worth as goat turds.”
Yvrv TIL that in some countries like Germany or Austria escaping from jail or prison is not punishable if you do not break any other laws because it is human nature to want to escape.
M7eR8 TIL The QBert arcade game had a special "knocker" inside the cabinet that would make a physical "knock" when QBert fell off the stage (landing inside the arcade cabinet.)
kZBg TIL poor men prefer large breasts, while financially secure men prefer small breasts