Gymnasts use chalk, also known as magnesium carbonate, on high bar, parallel bars, uneven bars, and rings to reduce friction. They also use chalk on vault, beam, floor exercise and pommel horse to aid ...

Aluminum hydroxide 95mg, magnesium carbonate 358mg; per 15mL. 2–4 tabs, or 15–30mL of Reg Str liq, or 10–20mL of Ext Str liq, 4 times daily.

An innovative method using magnesium-rich silicates for CO2 removal shows promise for scalable carbon management and enhanced climate change mitigation.