They also learned that quenching an iron tool in water made it even harder. Today huge furnaces have replaced the blacksmith’s hearth; and gigantic rolling mills, his hammer and anvil.
आज लोहाराच्या भट्टीची जागा मोठमोठ्या विद्युतचलित भट्ट्यांनी घेतली आहे; आणि हातोडा व ऐरण यांऐवजी आता प्रचंड लाटणयंत्रे वापरली जातात.