ROCKET SCIENCE

A couple making out: Come on. Can't you even undo the hook. It's not rocket science.
Doctors at the opt room: Come on. You just cut open with a scapel, remove the appendix out and just sew it back. Its not rocket science.
Stockbrokers: Come on. If it falls you buy and when it rises you sell. Simple! Its not rocket science.
Maintenance Engineers: Come on. If its not working, first check out if it has been plugged in to the power supply. Its not rocket science.
Sculptors in Byculla: Come on. Just imagine the object in your mind and chisel away the unwanted parts. Its not rocket science.
Scientists at Sriharikota: DUH!!!