A sardarji went to a shop. He asked the salesman, " What is that item
in the showcase?"

Salesman, " It is a Thermos Flask"

Sardarji , " What for is it used?"

Salesman, " If you keep hot things inside, it will remain hot and if
you put cold things, it will remain cold"

Sardarji purchased one and next day sardraji went to office with the
Thermos flask. His friend asked, "What is this new thing you have
brought?"

Sardarji replied, " This is Thermos Flask. Hot things remain hot and
cold things remain cold in this !"

His friend asked, "What have you brought in this today ?"

Sardarji said, " One Cup Hot Coffee and One Cup Ice Cream ....!!!"