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metallic object. in a furnace, the entire furnace has to be heated, the elements have to be heated, which in-turn many times heat a muffle which in turn heats the part in which heat is desired. resistance heating is a more direct method of producing heat only in the object in which heat is needed. applications...
and periodicity in properties chemical bonding and molecular structure states of matter: gases and liquids chemical thermodynamics equilibrium redox reactions hydrogen s-block elements (alkali and alkaline earth metals) p-block elements d- and f-block elements organic chemistry: some basic principles...
sick plants when consumed make for sick animals and people." said eric curlee in 'american survival guide', june . because our soils are mineral depleted it follows that foodstuffs grown on them will also be mineral depleted and therefore fail to deliver the needed nutrition. minerals and trace elements...