How did Yinsen dig a hole in Tony's chest in Iron Man? The Ark Reactor is huge, and I always wondered how it could fit into his body. - Quora
If the ARC reactor in Tony Stark's chest used magnetic energy, why did the iron particles in blood not accumulate and block the circulation? - Quora
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![In iron man 2008, pepper pots removed the magnet that was supposed to be keeping the shards from entering Tony's heart and then she replaced it with the upgraded version of the In iron man 2008, pepper pots removed the magnet that was supposed to be keeping the shards from entering Tony's heart and then she replaced it with the upgraded version of the](https://preview.redd.it/zbv5wmwdymj71.png?auto=webp&s=1e16343f8abf34750dd19c985a55d44030ebbda8)