Abrasion Resistance, Cut Resistance, and Coefficient of Friction.

The Concept, Classification, And Structure Of Synthetic Polymers. Characteristics Of Density, Strength, And Elasticity.

Review of standard requirements and test methods for shock absorption, penetration resistance, and retention system effectiveness in climbing helmets.

A Practical Guide to Identifying Damage, Exposure, and Contamination

From helmets, wetsuits, and whistles to high-tech ropes, intricate descenders, butt-protected harnesses, and other wet canyon equipment.

All about the characteristics of static, aka semi-static, aka low-stretch kernmantel ropes

Detailed analysis of types and construction of different pulleys with numerous illustrations and helpful videos

How climbing kernmantel ropes are made. From raw material sourcing to twisting, braiding, and quality controlling.