teknology Options
They employed a direct sulfide flux during the smelting of ores, along with the use of a wind-drafted clay kiln, which introduced direct into your ambiance and also the sediment of rivers.[84]Definisi yang diajukan Bain masih lazim dipakai oleh kaum terpelajar hingga saat ini, terkhusus ilmuwan sosial. Tetapi ada juga definisi yang sama menonjolnya