1 kg dravyan ke ek patther ko 20 m s-1 ke vej se jheel ke jmee huwi srah par fayka jata hay patther 50 m ki duri tay karnay ke baad ruk jata hay
Poop
A Kenyan company has developed a method for transforming poop into a new fuel source. SUBSCRIBE: https://goo.gl/kdDpXu FOLLOW QUARTZ: Facebook: ...
