It is very heavy and chemically resembles arsenic and antimony.
It is an alloy of tin (93 percent), antimony (5 percent), and copper (2 percent). It's known for its smooth texture and silvery appearance.
As with all TVs, LCDs have plastic shells treated with brominated flame retardants and wiring that has various toxic heavy metals such as cadmium, chromium, antimony and beryllium.
"They are commonly divided into three groups: metals (platinum, iridium, osmium, iron, zinc, tin, gold, silver, copper, mercury, lead, chromium); semimetals (Bismuth, antimony, arsenic, tellurium, selenium); and nonmetals (sulfur, carbon)."
a steel gray metallic mineral (a sulphide of lead and antimony).
Type metal: The alloy for cast type, comprising lead, tin and antimony.
国文精选馆
