The arc reactor is a chest piece that has enough power to keep Tony Stark alive. the arc reactor is used to not only keep tony alive but to use the iron man suit.
It is a miniaturized arc reactor. There is a big one in his factory.
****SPOILERS FROM IRON MAN 2**** The Paladium core used in his original arc reactor starts poisoning his blood, and so he eventually develops a new element that the arc reactor can run off, which is triangle shaped.
approx 4.25 inc or 114mm in diameter, chest, the one in his factory, unknow.
It is because it is the new Arc Reactor for the Ironman suit. The old one had palladium, which poisoned his blood. He then discovered a new element, which worked perfectly for the new reactor.
It's called an Arc Reactor. In the movie, it's clean energy source that powers his suit. But more importantly, it powers the electromagnet that protects Stark's heart from the shrapnel embedded in his chest. However, the second movie reveals the arc embedded in Stark's chest is made of palladium, which is slowly poisoning him.
no
Shrapnel reaching his heart in the first movie, and paladium in his heart (from his micro arc reactor in his chest) poisoned him and killing him, in Iron-Man 2.
Probably an arc reactor or that thing on iron mans chest youll need every thing from philosophy to engineering to solve its challenging puzzle.
a arc reactor is a circle shaped object in the movie iron man. it helps in keeping tony alive and control the iron man suit.
No
Arc Reactor