More readings and sources:

• Your Sunscreen is Toxic https://www.ecowatch.com/sunscreen-guide.html
• FDA Infographic Overview https://www.fda.gov/media/124654/download
• https://www.federalregister.gov/documents/2019/02/26/2019-03019/sunscreen-drug-products-for-over-the-counter-human-use – full detail, deep ‘n’ dirty nitty-gritty
• FDA Sunscreen Fact Sheet https://www.fda.gov/media/124655/download
• The Importance Of Coral Reefs https://www.reefrelief.org/the-importance-of-coral-reefs/
• Zinc Oxide https://en.wikipedia.org/wiki/Zinc_oxide
• https://pubchem.ncbi.nlm.nih.gov/compound/Zinc-oxide
• How To Understand The UV Index https://www.verywellhealth.com/know-your-uv-index-1069524