NirNal founder Niranjan Karagi, while he was playing in a schoolyard nearby his home, has invented and patented the world’s cheapest water filter which costs Rs.30 and can be used for 100 times and fits any water bottle and this removes 99% of bacteria and other disease-causing water contaminants. Now he forayed into commercial manufacturing […]
Nirnal
Niranjan Karagi’s Nirnal world’s cheapest portable water filter
Sometimes, the inspiration for the most brilliant of inventions can come from the most humbling of places. Such is the case for NirNal founder Niranjan Karagi while he was playing in a schoolyard nearby his home has invented and patented the world’s cheapest water filter which costs Rs.30 and can be used for 100 times […]