Summer heat waves are increasing - so AC or fan what is best ? The answer becomes unclear when air temperatures are in the high 30s. Pressor Jay takes Dr Karl inside your sweat glands to discover the physics of keeping cool. DrKarl.com Prof Ollie Jay
Summer heat waves are increasing - so AC or fan what is best ? The answer becomes unclear when air temperatures are in the high 30s. Pressor Jay takes Dr Karl inside your sweat glands to discover the physics of keeping cool.