What is the rainbow stain on metal that's been heated? - rainbow stains on stainless
Some metals, when heated to obtain a solid color that looks like a rainbow.
For example, I used some stainless steel plates to heat the food in.
What is it? Where is she?
1 comment:
I think those are the marks of the distortion caused by the heating and cooling load of metal. The light breaks, so that the rainbow effect.
Post a Comment