LEARN ABOUT SKIN
In this fascinating video by Michael (I don’t know his last name) at Vsauce channel on YOUTUBE http://www.youtube.com/user/Vsauce …gives a brilliant explanation about fingerprints and in so doing, a nice and quick explanation about the largest organ in our body….our skin. Take a look…this is an enjoyable six minutes: http://devour.com/video/how-many-calories-are-on-a-smudgy-screen/