All da elecTrons were having parTY suddenly proTons aTTacked ThemA herO came & saved da eLecTrons.TheY asKed hero "who r u?"he said "Bond .....Covalent bond"
What’s the diff between Dava & Daru?
Dava is like girlfriend,
that comes with expiry date and Daru is like wife,
Jitni purani hogi utna sir chad ke bolegi.