A hard hat is a type of helmet predominantly used in hazardous environments such as industrial or construction sites to protect the head from injury due to falling objects, impact with other objects,
Industrial inspector wearing a thermoplastic hard hat in Cologne, Germany
Construction worker wearing an MSA Skullgard hard hat at Douglas Dam, Tennessee (TVA), 1942
Several Workmen wearing ribbed metal hard hats, and one (right) in a MSA Skullgard, at the site of a Texas oil well in 1940
U.S. Navy sailors in February 2007 load cargo onto a container ship in Antarctica
Rock-climbing equipment varies with the specific type of climbing that is being undertaken by the climber. Bouldering needs the least equipment: climbing shoes, climbing chalk and optional crash pads.
Hard hat
…impact is less likely to be transmitted directly to the skull. Some helmet shells have a mid-line reinforcement ridge to improve impact resistance. The rock climbing helmet fulfills a very similar role in a different context and has a very similar design. A bump cap is a lightweight hard hat using a simplified suspension…
Rock climber with a helmet, harness, rope, a traditional climbing "rack" of protection devices on their harness and additional gear sling, which contains SLCDs, nuts, a tricam, and quickdraws
UIAA-certified twin ropes
Cross-section of 10.7 mm kernmantle dynamic rope
Sets of sewn webbing slings