You see sometime ago, before they changed their warranty to exclude sunscreen damage, Bluescope Steel were getting countless warranty claims for peeling paint. All curiously shaped in fingerprint patterns around the edge of their metal sheets. This was a little perplexing & financially worrying for the bosses at Bluescope steel so they got some clever scientists to test the damaged roof sheets.

CSPI’s Chemical Cuisine is the web’s definitive rating of the chemicals used to preserve foods and affect their taste, texture, or appearance. Besides titanium dioxide, the group recommends avoiding artificial sweeteners like aspartame, acesulfame potassium, and sucralose, as well as synthetic food dyes like Yellow 5 and Red 3. CSPI and others have recently asked the Food and Drug Administration to ban the latter dye in foods and ingested drugs because the FDA has already determined that it is a carcinogen unsafe for use in cosmetics.

In terms of manufacturers, there are many companies that produce calcium carbonate and titanium dioxide. Some of the top manufacturers of calcium carbonate include Omya, Imerys, and Minerals Technologies. These companies have large mining operations and production facilities in regions where calcium carbonate is abundant.