Castor oil is used as a lubricant in jet planes.
-5
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 electric chair was invented by a dentist!
122
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
