History of iron

History of Iron Evidence suggests that iron has been used since the last 5000 years. It is found everywhere across the world and it is the cheapest metal. Iron comes from minerals known as magnetite and hematite and it can also be found in other minerals like siderite, limonite and taconite. It is a wide […]

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Uses and health effects of silicon and silicones

Uses And Health Effects Of Silicon And Silicones Silicon is a member of Group 14 (IVA) in the periodic table ands also part of the carbon family that includes elements: carbon, germanium, tin, and lead. Silicon is a metalloid, one of only a very few elements that have characteristics of both metals and non-metals. Silicon […]

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