Demon_King22
Where did he gain the ability to scan him like that? That would take some absurd level of control and all around manipulation. Not something you can simply do just because you can manipulate electricity. Did I miss something? I always go by the weakness to water applying to One Piece world. They have a weakness to that specific ore mined from the water. That ore would likely have its substance even if minor particles in the water itself which is why it affects the df users. I'm guessing purified water and the very least and perhaps pond and lake water may not have the particles. Otherwise drinking and bathing would not be fun for them.