TEHRAN Chemical engineer Dr. Firouz Rasouli has introduced a new revolution in electronic trade to the world.

This researcher has provided the possibility of transfer of smell through the Internet by using different polymers.

Dr. Rasouli's invention has been registered and will soon hit the market. Rasouli's gadget releases the smell of polymers on computer discs through electric heat or laser rays or steam.

Other invaluable invention of the Chicago-based Iranian professor is a device supplying drinking water from urination.