oil to refined product can be achieved via a diverse range of refinery configurations. these configurations can be generalised into four types: simple, compound, complex and petrochemical. the simplest type consists of crude distillation, catalytic reforming and refining processes. the compound type...
cotton is a fluffy natural fiber that grows on shrubs in tropical and subtropical regions around the world. the commodity is a staple in the textiles industry. historians don't know the precise origins of cotton, but cloth found in caves in mexico proves that the crop was around more than years ago....
prevents fruit and vegetable discolouration, including ascorbic acid (vitamin c), citric acid (lemon or lime juice) - or a mixture of both acids. artificial sweetener [ahr-tuh-fish-uh l sweet-n-er] synthetic low-calorie sweet substances that are used instead of sugar. they are generally much sweeter than...
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