I have my late grandpa’s silver spoon attached to my fridge with a neodymium magnet. What kind of chemical reaction causes that discolouration?
I have my late grandpa’s silver spoon attached to my fridge with a neodymium magnet. What kind of chemical reaction causes that discolouration?
Could be caused by whatever coating is on the magnet, I tried to see if sulfur could be a component of a coating but gave up. Maybe others will just know.