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Ancient Indian Technology

Ancient Indian Mines:
Knowledge on the ancient Indian mines which were active during last three or more millennia, mines of the ores and minerals of copper, gold, zinc, lead and silver which were distributed throughout Rajasthan, Haryana, Bihar, Bengal, Gujarat, Karnataka, Uttar Pradesh, Madhya Pradesh etc. The technology adopted for digging, mining, transportation, processing on the spot, provisions given for aeration, and lighting in mines etc. The present day scenes of ancient metallurgical sites.

Ancient Indian Knowledge in Metallurgy:
The production and purification of metals, use of flux and slag, temperature attained, technology for production and purification of metals like tin, copper, iron, silver, zinc, lead. An understanding of the chemical reactions accomplished like oxidation, reduction, slag formation, distillation of low boiling metals etc. The fine technology used for the large scale production of bronze, brass, panchaloha, bell metal, coin making metals and many alloys mentioned in chemistry books and also in the books like Channakya’s Arthasaastra. Impressive metallic alloy preparation techniques mentioned in the Rasa books, Rasopanishad and Bharadvaajaa’s writings. The mental ingots, sheets, plates etc of Indian origin excavated from other countries like Athens, Babylonia, Rome, and Egypt.

Iron making Technology:
Production of pig iron, cast iron, and wrought iron in ancient India. Delhi and Dhar iron pillar, forge welding, lamination, paint coating for preventing rusting. Making of swords, the Banaras and Kodumanal swords, carburization in iron instruments used in agriculture and surgery. Rust free preservation techniques adopted for iron, woortz steel. Large scale production of iron alloys, export of iron to European and Middle East countries etc.

Ceramics Science and Technology:
The top quality ceramic vessels, tiles, glazed vessels, beads, bricks etc produced in Harappa, Mohenjo-Daro, Lothal, Varanasi, Thakshasila, Kalibhangan, Hastinapura and many other north and south Indian archeological sites. Variety of coloring materials used for the ceramic vessels and decoration ceramic articles.

Glass Technology:
Industrial and Instrumental Glass Technology existed in India. Variety of multi colored glasses with different size, shape, appearance, and capacity produced in India. The glass beads, ornaments, plates, vessels made using variety of inorganic coloring materials like the oxides, carbonates, sulfates, phosphates etc of chromium, lead, copper, iron, nickel, calcium, and sodium. The non metallic compounds used as coloring materials. Technology introducing the golden and silver leaf plates in glass

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