based on weight, and twice as strong as aramide. much of the output is used for military purposes (helmets, armouring, bullet-proof vests), consumer articles (fishing lines, motorcycle crash helmets, sails and dental floss) and ship's equipment (fishing nets, ropes and cables). dsm initially predicted...
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under field conditions at various sites around mainly southern europe. these investigations include studies of soil erosion, crop rotations, and balances of water, nitrogen, carbon and organic matter. by kind permission of evelyn simak manufacture of chemicals in a biorefinery biomass can be transformed...
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) which are converted, for example, into a wide range of polymers. another important use is to make cyclohexane, which is used, in turn, to make hexanedioic acid (adipic acid) and caprolactam, essential intermediates in the manufacture of polyamides . figure uses of benzene. from j s plotkin, benzene's...
capacities of up to tonnes. ships specializing in carrying very heavy loads, however, are invariably equipped with special derrick systems such as the stulken (fig ). these derrick systems are capable of lifting loads of up to tonnes. although crane motors may rely on pole-changing for speed variation...