Year ender 2021: 4 unique innovations by common people in India

Here's a look at not-so-celebrated heroes who have created some thoughtful innovation that too need a round of applause.

India has recorded some unheard innovations made by the common people and not by the scientists working in the laboratory. Here's a look at such great stories. #architpphcup.com #architpphcup#pphcup Ready to dispatch .. pic.twitter.com/HNj8VMNYSx