Whale oil was used in automobile transmissions as late as 1973.
56
Students at MIT developed a wristband that can regulate your “thermal comfort”, which could possibly eliminate the need for central heating and cooling.
17
The ball on top of a flagpole is called a 'truck'.
24
Windmills always turn anti-clockwise. Except for the windmills in Ireland!
184
The electric chair was invented by a dentist!
122
Originally, BMW was an airplane engine manufacturer.
69
