Isn't it a problem to handle powerful magnets with iron in our blood? Let's find out! This video was sponsored by https://brilliant.org/Brainiac75/ The D200xH50 mm neodymium magnet was donated by magnetportal.de You can see the unboxing of it and more tests here: https://youtu.be/yM4Xe2c0B8M Credits for the illustration and animation of the hemoglobin molecule: May 2003, Shuchismita Dutta, David Goodsell doi:10.2210/rcsb_pdb/mom_2003_5 http://pdb101.rcsb.org/motm/41 Used with written permission. FULL MUSIC CREDITS Time code: 0:00 Spacial Harvest by Kevin MacLeod (incompetech.com) Licensed under Creative Commons: By Attribution 3.0 License http://creativecommons.org/licenses/by/3.0/ ISRC: USUAN1100653 Time codes: 0:35 + 6:27 Perspectives by Kevin MacLeod (incompetech.com) Licensed under Creative Commons: By Attribution 3.0 License http://creativecommons.org/licenses/by/3.0/ ISRC: USUAN1300027 Time codes: 4:17 + 8:07 Peace of Mind by Kevin MacLeod (incompetech.com) Licensed under Creative Commons: By Attribution 3.0 License http://creativecommons.org/licenses/by/3.0/ ISRC: USUAN1200099 Time code: 9:25 Lightless Dawn by Kevin MacLeod (incompetech.com) Licensed under Creative Commons: By Attribution 3.0 License http://creativecommons.org/licenses/by/3.0/ ISRC: USUAN1100655