The Energy Star Program – how it works

You’ve seen the Energy Star stickers on all kinds of electrical products. But what do they really mean? Energy Star is a joint program of the Environmental Protection Agency (EPA) and the Department of Energy (DOE). It is a voluntary program that was developed to help...

How do scanners work?

Scanners come in different shapes and sizes because they are intended for different uses. Though they share some functional similarities, the technologies that have been developed for each are rather dissimilar. Drum Scanners The original kind of scanner was a drum...