All serious sport-fishing boats sport a pair of outriggers in order to widen the spread and get more lines trolling behind the boat. Most boats over 50 feet now come with a set of triple-spreader ...

There may be occasions when a fire department is called upon to perform a rescue involving a heavy load or removal of a victim from above or below ground. Mechanical advantage systems increase the ...

As an acronym, LOLER is an abbreviation of Lifting Operations and Lifting Equipment Regulations 1998. These are UK regulations designed to promote safety by placing a duty of responsibility on people ...

Have you ever seen a flag being raised, or wondered how a mechanical clock works? Let’s take a look at some of the simple mechanisms that they use. Pulleys and gears. When a flag is raised, it will ...

Many fire departments provide much more than suppression activities in the emergency services, including technical rescue. In the world of rope rescue, the rescue team still has to move a victim up, ...