The Zero and Chess are well known india's contributions to the world ,but here are some of the many lesser-known modern inventions by indians that are making the world a better-and more colourful-place to live in.
1.Painting The Town Blue
INVENTION: YinMin Blue
INVENTOR: Mas Subramanian
professor of materials science, organ state university
Chennai-born mas subramanian and his team accidently created a vivid new blue taht has been described a "near perfect" while testing the electronic properties of manganese oxide.it's a mix of Yttrium, indium and magnanese.
WHAT' UNIQUE:sate to produce,has nocarcinogens,is environmentally benign , remains stable at high temperatures,doesn't fade,and is now commercially available as paint.
2.Plastic Roads
INVENTIONS: Plastic Roads
Inventor: Dr.R Vasudevan , dean, Thiagarajar College of engineering in madurai
Plastic is usyally considered a bane, but a chemistry professor found a wayto use old plastic lay roads that last longer.in 2006,vasudevan patented a road-lying process that invloves sprinkling shredded plastic waste over hot gravel,coating the stones in a thin film of plastic,and then adding the plastic ,and then adding the plastic-coated stones to regular molten tar and laying the road.
WHAT'S UNIQUE:Lasts longer and brings down road-laying maintanace costs by 50% as plastic does not allow water to permeate into the road
3. MANU'S MICROSCOPE
INVENTION:Paper microscope
INVENTOR: Manu Prakash, scientist at stanford university
In 2004 ,Meerut-Born IIT - kanpur alumunes manu prakash devised a microscope made os paper that costs under $1.Called the foldscope, it can be printed on a single sheet of paper and folded into shape and used.
WHAT'S UNIQUE: Foldscope is cheap.portable and can be used in science education as well as medical diagnosis in rural areas.
4.EAT WITH IT, EAT IT.
INVENTION:Edible Cutlery
INVENTOR:Narayan peesapati, former groundwater researcher
Hyderabad-based Narayan Peesapati was horified by the amount of plastic cutlery being used and discarded every day,and the effecto plastic not only on the environment but also on health .he started work on his edible spoons and forks in 2010 and now markets them under the brand name bakeys across the world .They're blend of millet's .rice and wheat, so they're not just edible , they,re probably more nutritious than the pasta that you scooped up with it.
WHAT'S UNIQUE:They don't get soggy when left in food,hot or cold,for hours and have a shelf life of three years.even if they're discarded,They Degrade Completely in four days,and can also be eaten by other creatures.
5.BRINGING BACK VOICES:
INVENTION:Voice prosthesis under $1
INVENTOR:Dr Vishal Rao Oncologist
The Bengaluru-based doctor has invented a tiny voice prosthesis made of silicon,to help cancer survivors who have lost their voice box or larynx to talk again.
WHAT'S UNIQUE:Rao's Aum voice prosthesis, invented with the help of his friend shashank mahes, costs rs 50 far less than the rs Rs 15,000 To Rs 30,000 that most devices priced at.
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