- It is one of the most memorable lines in movie history. As the air around him is rent by explosions and the whiz of bullets, Colonel Kilgore stands nonchalantly with hands on hips, sniffs the acrid breeze and declares: 'I love the smell of napalm in the morning.'
Now actor Robert Duvall
's famous scene from the Vietnam epic Apocalypse Now could be re-enacted in millions of teenagers' bedrooms - thanks to technology that will allow computer games consoles to release the stench of war.
The Ministry of Defence is part-funding a project in which foul smells are released into the air during training videos so that recruits literally learn to sniff out trouble.
If the technology proves a success, it is expected to be taken up by manufacturers of top-selling consoles - such as the Xbox 360 and PlayStation 3.
The team of psychologists and computer engineers developing the technology, on behalf of the British Army, plan to bombard troops with odours ranging from body sweat to diesel exhaust.
The aim is to teach recruits that the presence of some smells and absence of others could indicate danger.
At the moment, the technology is still in its infancy. But the scientists say it will soon be possible to design games in which the screech of tyres...