What is Rock Climbing Chalk for? What is it made of?

Human skin keeps moist with sweat, oils and other fluids. However, for a good grip when climbing, dampness on the hands is unfortunately often a hindrance. Exactly for this reason, gymnasts and weightlifters use magnesium (magnesium carbonate, MgCO3) to provide a better grip on the equipment. Magnesium (called chalk or … Read more