Your fingernails grow approximately one nanometer every second .
A human hair is about 50,000 to 100,000 nanometers thick. Nanotechnology for Dummies
The ratio of a nanometer to a meter is roughly the same as the ratio of a golf ball to the Earth . Core Concepts from "Nanotechnology For Dummies" 000 to 100
The popular guide Nanotechnology For Dummies by Richard Booker and Earl Boysen breaks the field down into several key areas: Nanotechnology For Dummies, 2nd Edition - Wiley 2nd Edition - Wiley