Whale oil was used in automobile transmissions as late as 1973.
56
In the early 1960's, Porsche commercially manufactured farm tractors.
24
A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
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 oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
Jumbo jets use 4,000 gallons of fuel to take off.
19
The average car produces a pound of pollution every 25 miles!
18