FILTERS THAT CAN BE FOUND IN SUN PROTECTORS

Types	What are they and what do they do?	How to identify them in the ingredient list. (it is compulsory to have the ingredient list on bottles)
Chemicals	They are synthetic organic compounds that absorb certain UVB and/or UVA rays (each chemical filters a different set of rays). They interact chemically with the skin.	Benzophenone, PABA, Octocrylene, Ethylexyl triazone, Ethylhexyl methoxycinnamate, Isoamyl p-methoxycinnamate, Octyl methoxycinnamate, Diethylamino hydroxybenzoyl hexyl benzoate, 4-methylbenzylidene-camphor, Camphor benzalkonium methosulfate, Butyl Methoxydibenzoylmethane, Terephthalylidene dicamphor sulfonic acid, Homosalate, Drometrizole trisiloxane, Ethylhexyl salicylate... and one others with longer names.
Physical	They are mineral particles that reflect or disperse all types of rays (UVA, UVB, light...). They do not interact chemically with the skin.	Titanium dioxide, Zinc oxide, bentonite, Aluminum hidroxyde, Hydrated silica
Biological	They are vitamins that help maintain the skin in good state. They can be found in vegetal substances with the same naming convention, and have a limited capacity to filter UV rays.	Vitamins C and E: ascorbic acid, tocopherol Vitamins C and E: ascorbic acid, tocopherol Butyrospermum Parkii (shea butter)