When packing for your camping trip, store your cast iron in a cool, dry environment. If possible, keep it in a breathable bag or container that allows air circulation. Avoid sealing it in a plastic bag, as this can trap moisture and promote rust. Additionally, keeping your cookware away from extreme temperature changes will help maintain its integrity.
Mixture of inorganic compounds, widely used as a white pigment powder / From Wiki
Some websites maintain titanium dioxide is inferior to zinc oxide, another mineral sunscreen ingredient whose core characteristics are similar to those of titanium dioxide. The reality is that titanium dioxide is a great broad-spectrum SPF ingredient and is widely used in all manner of sun-protection products. What gets confusing for some consumers is trying to decipher research that ranks sunscreen ingredients by a UV spectrum graph. By most standards, broad-spectrum coverage for sunscreen ingredients is defined as one that surpasses 360 nanometers (abbreviated as “nm” - how the sun’s rays are measured). Titanium dioxide exceeds this range of protection, but depending on whose research you read, it either performs as well as or slightly below zinc oxide.
In the paper industry, art painting supplies level, use as a white opaque pigment for a variety of printing paper filler, white pigment for pencils, watercolors, art painting.