Debayan Saha

Debayan Saha

Question: Recently; Debayan Saha an IIT Kharagpur graduate, was in news due to his invention of device for the control of?
(a) Pollution from Vehicle exhaust
(b) Mosquito
(c) High Blood pressure
(d) Air Pollution
Answer: (a)
Related facts:

  • Debayan Saha an IIT Kharagpur graduate has invented a device which can neutralise the pollution from exhaust of vehicles.
  • Debayan Saha, who is a mechanical engineering graduate from IIT Kharagpur claims that his device (named PM 2.5) when fitted (near the silencer pipe) with one car can neutralise the pollution emitted from 10 cars in its vicinity.
  • The technology used in the device PM 2.5 is a combination of electric energy and wave energy to influence the pollutants like PM 2.5.
  • When due to action of electrical and wave energy pollutant of grade 2.5 act like a magnet they start attracting other particulate pollutants from the ambient atmosphere to get attached to it.
  • As they grow bigger in size they become heavy and fall off safely on the ground like soil.
  • According to Mr. Saha by the thorough research into the problem they found main culprit is not PM- 2.5 but its tiny size because of which it can easily enter into our lungs and bloodstream.
  • Heading forward Saha is in talks with various organisations, to commercialise the product.

Links:
https://www.indiatoday.in/education-today/news/story/iit-kharagpur-s-debayan-saha-develops-device-for-vehicles-to-curb-air-pollution-1610190-2019-10-17?utm_source=it_sticky_footer
https://timesofindia.indiatimes.com/auto/miscellaneous/iit-kharagpur-graduate-develops-device-to-curb-air-pollution/articleshow/71628375.cms