Silicon is naturally occuring as well as in man made products such as glass, cement, ceramics, most semiconductor devices, and silicones, microchips, the other a plastic substance often confused with silicon. Studies have reported deaths and immune system difisiency in people exposed to silica. There are no reported health effects to the environement. Althogh extra amounts of silicone are bad for people they don’t pose much of a threat to the environment
Read more: http://www.lenntech.com/periodic/elements/si.htm#ixzz0rzfMe1Fp
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