Hot water freezes faster than cold – and now we know why. | IFLScience

Hot water seems to freeze faster than cold water – known as the Mpemba effect. While various theories have been proposed as to why this effect occurs, a team of physicists now seem to be the closest to the answer: it’s all to do with the covalent bonding.
by José Lourenço via Facebook at June 30, 2014 at 10:31PM