The source of the carbon pigment used in India ink was India. In India, the carbon black from which India ink is produced is obtained by burning bones, tar, pitch, and other substances.
Iron and mercury coherer
In 1899, the Bengali physicist Sir Jagdish Chandra Bose announced the development of an “iron-mercury-iron coherer with telephone detector” in a paper presented at the Royal Society, London. He also later received U.S. Patent 755,840, “Detector for electrical disturbances” (1904), for a specific electromagnetic receiver.
The first public demonstration of microwave transmission was made by Jagadish Chandra Bose, in Calcutta, in 1895, two years before a similar demonstration by Marconi in England, and just a year after Oliver Lodge’s commemorative lecture on Radio communication, following Hertz’s death. Bose’s revolutionary demonstration forms the foundation of the technology used in mobile telephony, radars, satellite communication, radios, television broadcast, WiFi, remote controls and countless other applications.
The first iron-cased and metal-cylinder rockets were developed by Tipu Sultan, ruler of the South Indian Kingdom of Mysore, and his father Hyder Ali, in the 1780s. He successfully used these iron-cased rockets against the larger forces of the British East India Company during the Anglo-Mysore Wars.
Reversible inhibition of sperm under guidance
(RISUG), formerly referred to as the synthetic polymer styrene maleic anhydride (SMA), is the development name of a male contraceptive injection developed at IIT Kharagpur in India by the team of Dr. Sujoy K Guha.
The word shampoo in English is derived from Hindustani chāmpo and dates to 1762. A variety of herbs and their extracts were used as shampoos since ancient times in India.
Water on the Moon
One of Independent India’s most notable contributions to modern space exploration occurred between 2008 and 2009, with Chandrayaan-1, the Indian Space Research Organization’s (ISRO) first dedicated lunar mission.
The ‘Zero’ (0)
Little needs to be written about the ‘zero’, one of the most important inventions of all time. This mathematical digit and concept also has a direct link to the ancient philosophy of ‘nothingness’, and is one of many examples of the intermeshing of science and mathematics with spirituality and philosophy in ancient India.
‘In the whole history of mathematics, there has been no more revolutionary step than the one which India made when they invented zero.” -Lancelot Hogben.
Watch Video here