Chemicals in Our Lives- C3

Chemicals in our lives- C3 * Movements of tectonic plates mean that continents have moved e reallywhere the open air of the Earth * Tectonic plates move payable to the very slow convectional currents in the underlying solid chimneypiece * Geologists consumption magnetic clues in rocks to track the slow movements of the continents everywhere the surface of the Earth * Chemical industry grew up in north-west of England because re pedigrees much(prenominal) as salt, limestone and coal were available * Geologists peck explain the away history of the surface of the Earth in monetary value of processes that send away be observed today * E.g. Sedimentary rocks, to determine bear witness of conditions they were formed in: * Shapes of pissing borne grains comp jazz air blown grains * Ripples in rocks, may have been produced by wind or water * presence of shell fragments * Fossi ls of fleshly or plant in rocks, from distinguishable periods of geological term * Salt (sodium chloride) is significant for the food industry, as a source of chemicals (chlorine) and to treat icy roads * Salt is obtained in opposite ways * Solution mining * Water is pumped tarradiddle a pipe. Water dissolves the salt (impurities such as ashes do not array dissolved) Pressure pushes salt settlement up to the surface. Salt solution (brine) is stored above the ground.

Salt crystals are recovered by evaporating the water * gived for the chemical industry * Could look at to widesprea! d subsidence and flooding of land * Extracting salt from the ocean * Evaporate the water and separate the salt * Used for kinfolk use * large extractions are victorious place where the water is hot and dry. In these places there is no need to stick fuel to separate salt, energy comes from the Sun * Large-scale extractions can have an effect on the inhabitants of the area * Underground mining * Use giant machines to extract rock salt....If you want to get a full essay, order it on our website: BestEssayCheap.com

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