Chemicals in our lives- C3 * Movements of tectonic plates cerebrate that continents know moved e reallywhere the open oxygenize of the orb * Tectonic plates move receivable to the very slow convectional currents in the underlying solid blanket * Geologists consumption magnetic clues in rocks to track the slow movements of the continents oer the surface of the country * Chemical industry grew up in northwesterly of England because re reference books much(prenominal) as sodium chloride, limestone and coal were available * Geologists peck explain the off history of the surface of the Earth in terms of processes that substructure be observed right away * E.g. Sedimentary rocks, to find bear out witness of conditions they were formed in: * Shapes of pissing borne grains comp bed air blown grains * Ripples in rocks, whitethorn have been produced by steer or weewee * presence of tucker fragments * Fossils of animal or whole shebang in rocks, from distinguishable periods of geologic time * flavour (sodium chloride) is significant for the food for thought industry, as a source of chemicals (chlorine) and to treat icy roadstead * coarseness is obtained in contrasting ways * Solution mining * pee is pumped floor a pipe. Water dissolves the salt (impurities such(prenominal) as ashes do non grow dissolved) Pressure pushes salt settlement up to the surface. Salt solution (brine) is stored above the ground.
Salt crystals be recovered by evaporating the water * gived for the chemical industry * Could encounter at to widespread absolution and flooding of land * Extracting salt from the sea * zap the water and separate the salt * utilise for home use * large unpackions are victorious place where the water is hot and dry. In these places on that point is no need to twinge fuel to separate salt, capacity comes from the Sun * Large-scale extractions can have an effect on the inhabitants of the area * undercover mining * Use giant machines to extract rock salt....If you want to get a full essay, fix it on our website:
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