This is the episode to learn everything about one of, if not the, most important parts of our climbing kit — chalk! The real topic here is how to maximize friction between your hands and the holds, which is crucial for sending your hardest.Kevin Brown joins the pod and goes deep on the science of how to get the best friction on holds. He talks about the chemical make up of the best chalk, what it has, what it doesn’t have, the pH of chalk and why that matters. He also shares the history of ch...