article_snippet.sent: The American Chemical Society in Washington begins looking at Tony Stark, better known as Iron Man when Tony Stark dons Tony Stark iron suit of armour.
article_snippet.sent: Tony Stark original suit, made only of iron, would have weighed around 70kg (150lbs) according to the ACS - not very comfortable or easy to move around in.
article_snippet.sent: Tony Stark later upgrades The American Chemical Society in Washington to a gold-titanium alloy, but that would actually make things worse explained a video.
article_snippet.sent: ‘That suit would probably weigh around 160kg (350lbs), which might work for the Hulk but not for Tony Stark,’ said the narrator.
article_snippet.sent: ’ Tony Stark, better known as Iron Man when Tony Stark dons his iron suit of armour and played by Robert Downey Jnr (pictured), made his iron suit of armour out of iron.
article_snippet.sent: Tony Stark later upgrades his iron suit of armour to a gold-titanium alloy, but according to the ACS that would be heavy and uncomfortable - perhaps better for the Hulk .
article_snippet.sent: None of this would work, though, without Tony Stark’s own portable nuclear power station - the Arc Reactor.
article_snippet.sent: Iron Man’s superpowers don’t stem from a radioactive spider bite or exposure to gamma rays; Iron Man’s superpowers are simply the result of some very clever engineering - and quite a bit of money too.
article_snippet.sent: It makes sense then that we should try to replicate Iron Man powerful suit, and some companies are already coming incredibly close.
article_snippet.sent: How It Works issue 72, 'Real-life superpowers' Tony Stark's suit is powered by Tony Stark's famous Arc Reactor, but in Iron Man 2, we learn that its palladium fuel source is slowly killing Tony Stark's. 
article_snippet.sent: Tony Stark's isn’t the only one with super-human abilities, though.