Waste Management of Computer Parts. Boz. What is in computers. Monitors - up to 2-5 pounds of lead in CRTs (~27% of its weight), circuit boards also have a high lead content Flat screens contain mercury in the lighting used to brighten screen (similar to the fluorescent bulbs)
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RCRA restrictions: 4 categories
Conditionally Exempt Small Quantity Generators (CESQG) <100kg waste/month
Small Quantity Generators (SQG) between 100 – 1000 kg waste/month
Large Quantity Generators (LQG) >1000kg waste/month
In 2000, AT&T was fined $195,000 for allegedly incinerating enough of their hazardous waste to be classified as a SQG instead of a LQG
There are numerous materials in computers that are hazardous and need to be controlled
The restrictions we have in place seem to be sufficient for the time being, though we could improve on them.
EPA is pushing for a national regulation