http://nanofabrication.tumblr.com/po...7geFouraoZD9gw
Visualizzazione Stampabile
For Size comparison, a human red blood cell is about 5 microns across. A human hair is about 75 microns across (depending on the person). Bacteria can be between about .2 microns and 3 microns in size.
https://www.youtube.com/watch?v=UJveJUVrWZA