Even if you’ve never heard of titanium dioxide, there’s a good chance that this additive is somewhere in your kitchen. It’s found in everything from canned soup to trail mix to shredded cheese.

12, 2025. (AP Photo/Efrem Lukatsky) Miners extract ilmenite, a key element used to produce titanium, at an open pit mine in the central region of Kirovohrad, Ukraine, Wednesday, Feb. 12, 2025. (AP ...