Chalk is so much more than just a little powder that helps you climb better. When we talk about chalk in rock climbing, we talk about Magnesium Carbonate (MgCO3).

In this video, I'll talk about the goods and bads of chalk, why you shouldn't use too much of it, but also why "chalk + brushing = psychological winning combo".

0:00 Intro
0:56 What is chalk?
3:54 The problems with chalk
8:07 Brushing (the real climbing way)
10:12 The psychological impact of chalk and brushing

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