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Plate Tectonics

Scientists used to believe that mountains and valleys were caused by the the earth's crust cooling after it was formed. However, one man came along and proposed...
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Emulsions

An emulsion is just the fancy name for one liquid suspended in another liquid. Oils do not dissolve in water but you can make them into an oil-in-water emuls...
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Saturated and Unsaturated Oils

Unsaturated Oils Contain C=C Bonds oils and fats have long chain molecules with loads of carbon atoms. These carbon atoms either have a single or a double bo...
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Plant Oils

Believe it or not you can get oils from plants...I bet you haven't been so surprised since you found out bees made honey. Some fruits, seeds and nuts are ric...
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Polymers Made From Alkenes

Alkenes Can Be Used To Make Polymers Alkenes can do a really nifty thing called polymerisation. What this entails is joining lots of small alkene molecules, ca...
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Alkenes and Ethanol

Alkenes have a C=C Double Bond Alkenes are hydrocarbons like alkanes, but they have a C=C double bond between one of the carbon atoms in their chain. They...
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Cracked Crude Oil

After crude oil has been distilled into fractions you still have some long and short hydrocarbons. Some hydrocarbons are more sought after than other though and...
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Environmental Problems

Basically we burn wayyyyy too much fossil fuel - 90% of crude oil is used as a fuel for example. This has a number of problems (sorry this page is pretty gloomy...
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Crude Oil, Hydrocarbons and Fuels

Crude oil comes from dead things.....yes you heard me right. Over millions of years the remains of plants and animals have turned into oil under extreme pressur...
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Alloys

Most metals you use everyday are alloys. Pure copper, gold, iron and aluminium are just too soft for certain uses - therefore they are mixed with a small amount...