"tootmisteekonna" - 1 õppematerjal

VASE TOOTMINE JA KASUTAMINE

..................................................................................................4 2.3 Antiik- ja keskaeg..............................................................................................................4 3.VASE OMADUSED................................................................................................................5 4.TOOTMISTEEKOND.............................................................................................................6 4.1 Tootmisteekonna algus......................................................................................................6 4.2 Sulfiidist............................................................................................................................6 4.3 Vaskoksiidist (CuO)..........................................................................................................7 4.4 Tootmisteekonna kokkuvõte................................................................................