| Lead | Old CRT monitors contain 4-8 lbs of lead. Toxic to kidneys, nervous & reproductive systems, & inhibit mental development of young children and fetuses |
| Barium | Used in monitors to protect users from radiation. Exposure to barium can cause brain swelling, muscle weakness, and damage to the heart, liver, and spleen |
| Hexavalent Chromium | Used for corrosion protection of untreated and galvanized steel plates. Can cause DNA damage and asthmatic bronchitis |
| Beryllium | Found on motherboards and connectors and is a human carcinogen |
| Mercury | Found in light bulbs of flat panel displays, switches, and printed circuit boards. Has been linked to brain and kidney damage, harm to developing fetuses and can be passed through breast milk to infants. |
| Cadmium | Found in chip resistors, infrared detectors, semiconductors, older types of monitors, and some plastics. Linked to kidney damage & harm to fragile bones.
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| Brominated Flame Retardents | Reduces levels of hormone thyroxin in exposed animals and can potentially harm developing fetuses. |
| Plastics | Dioxins burn when plastics are burned. Found in circuit boards, connectors, plastic covers, and cables. |