Rescue tripods ‘falling over’. Natural, improvised, and purpose built high directionals are used to manage loads over edges and through openings. They can make otherwise impossible tasks possible. There are now many
Three-way loading of carabiners. This issue is often presented as black-and-white and is rarely given much consideration. Most users know that manufacturers warn against certain loadings but what does this
Scientific notation & standard units The standard ‘shorthand’ for scientific notation involves abbreviating numbers to the nearest division of 1,000. The metre (m) is the standard metric unit of length.