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Office Printers Spew As Many Particles As Smoldering Cigarettes

Everyone hates the office printer, including scientists who blame the printers for emitting dangerous amounts of ultra-fine particles. Scientists from Queensland University examined printers from Canon, Hewlett-Packard, Ricoh and Toshiba. Their findings don't condemn any one brand: the HP LaserJet 4050 emitted no particles, while the the HP LaserJet 1320 and 4250 raised the particle count of the surrounding air tenfold. From the LA Times:
Morawska did not originally set out to study printers. She was invited by the Queensland Department of Public Works to measure air quality inside a six-floor office building near a busy road.
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10:42 AM on Fri Aug 3 2007
By Carey
2,466 views, 22 comments

Latest by Saboth: @Cowboys_fan: Great...I work for a mailing company that prints stuff all day long. Even in our office we have 10 desktop printers that probably print 200-500 sheets per day apiece. more »