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Tuesday, 19 February 2013

List of Invention and Discoveries by India

List of Invention and Discoveries by India
List of Invention and Discoveries by India
India has always contributed its part to provide the world with better facilities and to make it a better place for all. Find here list of top 20 inventions, scientific discoveries and contributions of India.

1. Button
Made from seashell, found at Mohenjo-daro in the Indus Valley Civilization.

2. Zero (500 AD)
Indians were the first to use the zero as a symbol and in arithmetic operations.In those earlier times a blank space was used to denote zero, later when it created confusion a dot was used to denote zero,In 500 AD circa Aryabhata again gave a new symbol for zero(0) with some new rules.

3. Yoga & Ayurveda
Yoga and Ayurveda was also first introduced by Indian Sants many many years ago. Till date,Yoga and Ayurveda both are very popular in India and World.

4. Ink (4th century BCE)
The carbon black from which India ink is produced is obtained by burning bones, tar, pitch, and other substances.

5. Cotton Gin
The Ajanta caves of India yield evidence of a single roller cotton gin in use by the 5th century.

6. Ruler (1500 BCE)
Rulers made from Ivory were in use by the Indus Valley Civilization in what today is Pakistan and some parts of Western India.

7. Ludo ( 6th century)
The earliest evidence of this game in India is the depiction of boards on the caves of Ajanta. This game was played by the Mughal emperors of India.

8. Snakes and Ladders (1943)
Snakes and ladders originated in India as a game based on morality. During British rule of India.

9. Chaturanga and Shatranj (c. 280 - 550 CE)
The precursors of chess originated in India during the Gupta dynasty (c. 280 - 550 CE).Both the Persians and Arabs ascribe the origins of the game of Chess to the Indians. The words for "chess" in Old Persian and Arabic are chatrang and shatranj respectively.

10. Iron Working (1800 BCE—1200 BCE)
Use of Iron in making various utensils and weapons was first done by Indians and the whole world knows it.Iron working started in early Vedic period and the skill was then adopted by the world.

11. Suits Same (9th century)
Kridapatram is an early suits game, made of painted rags, invented in Ancient India.

12. Crucible Steel (300 BCE)
High quality steel was being produced in southern India.The first crucible steel was the wootz steel.

13. Algebraic Abbreviations (7th century)
The mathematician Brahmagupta had begun using abbreviations for unknowns by the 7th century. He employed abbreviations for multiple unknowns occurring in one complex problem. Brahmagupta also used abbreviations for square roots and cube roots.

14. Sugar Refinement:
Sugarcane was originally from tropical South Asia and Southeast Asia. The process of producing crystallized sugar from sugarcane was discovered by the time of the Imperial Guptas,

15. Diamond
Diamonds were first recognized and mined in central India, where significant alluvial deposits of the stone could then be found along the rivers Penner, Krishna and Godavari.

16. Plastic Surgery (2000 BCE)
Plastic surgery was being carried out in India by 2000 BCE. The system of punishment by deforming a miscreant's body may have led to an increase in demand for this practice. The surgeon Sushruta contributed mainly to the field of Plastic and Cataract surgery.

17. Cataract Surgery (6th century BCE)
Cataract surgery was known to the Indian physician Sushruta (6th century BCE). In India, cataract surgery was performed with a special tool called the Jabamukhi Salaka, a curved needle used to loosen the lens and push the cataract out of the field of vision.

18. Leprosy Kearns & Nash (2008)
The first mention of leprosy is described in the Indian medical treatise Sushruta Samhita (6th century BCE).

19. Crescograph (20th century)
The crescograph, a device for measuring growth in plants, was invented by the Bengali scientist Sir Jagadish Chandra Bose.

20. Prayer Flags
The Buddhist su-tras, written on cloth in India, were transmitted to other regions of the world. These sutras, written on banners, were the origin of prayer flags.

To buy and sale Books on Indian invention, discovery and history visit free classified site, Khojle

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