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| silicon | |||
| silicon A brittle metalloid element that exists in two allotropic forms; occurs principally in sand, quartz, granite, feldspar, and clay. It is usually a grey crystalline solid but is also found as a brown amorphous powder. It is used in transistors, rectifiers, solar cells, and alloys. Its compounds are widely used in glass manufacture, the building industry, and in the form of silicones | |||
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silicis : 13 do fraz, 5 tematyki |
| Nauka o ziemi | 1 |
| Ochrona środowiska | 1 |
| Planowanie miejskie | 1 |
| Przemysł spożywczy | 4 |
| Technologia informacyjna | 6 |