Encyclopedia > Ppm

Article Content

Ppm

ppm is an abbreviation for parts per million, i.e. 1/1,000,000.
ppm is also an abbreviation for pages per minute, often used to market printers or photocopiers.

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Michael Barrymore

... Barrymore, born 4 May 1952, is a British comedian famous for his variety shows. This article is a stub. You can help Wikipedia by fixing it. Early ...