PSA | Is Your Climbing Chalk Ruining the Rock?
The Power Company Climbing Podcast
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The Effect of Rosin on Sandstone Compression
The debate around the use of rosin has two sides. The most heated arguments are based in the forests of fontainebleau, france. Many people claim that this poth eventually creates an even more slippery black surface when over-used. But a study looked at compression deformation in blue sandstone and found it was impermeable to pine resin.
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