Yeh humare gadhe Indian scientist, engineer ko phir se padhne ki jarurt hai.
Periodic table me Hydrogen sab se pahele aata hai kyunki Hydrogen sab se halka hota hai.
Hydrogen pura molecules ko tod k bahar nikal jate hai.
Isiliye Hydrogen Car, Hydrogen Train kabhi nahi bann sakta hai.
Woh show off k liye bana doge alag baat hai.