The Environmental Cost of Monitors
The cathode ray tubes of monitors have four major components: glass panel (faceplate), shadow mask (aperture), electron gun (mount) and gas funnel. Along with producing electromagnetic fields, they produce the following pollutants.
Air Pollutants
- solvent vapors
- vapors from lacquer area
Waste Stream Pollutants
- solvents
- electron shield degrease
- metals
- photoresists
- deionized water
- acids
- oxidizers
- carbon slurry
- surfactants
- chromate
- phosphor solutions
- chelating agents
- caustics
- alcohol
- ammonia
- aluminum
Other Wastes
- glass (lead)
- lacquer wastes
- contaminated clothing
- instruments
Source: EPA, 1995
For more information, contact:
Silicon Valley Toxics Coalition
760 N. First Street
San Jose, CA 95112
Phone: (408) 287-6707
Fax: (408) 287-6771
Email: svtc@svtc.org
- 192 Technology & Telecommunications
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