Fire hose adapters are small but essential components that reduce firetrucks’ weight and enhance their level of preparedness Fire trucks in the United States are oftenlarge-size vehicles like giant multi-wheeled toolboxes carrying not only firefighters, but also tons of hoses, bunker gears, and water.On fire engines, small gears such as fire hose adapters and fittings…
A fire hose and the nozzle attaching to it are two most important pieces of equipment used by a firefighter on the fire ground. A hose nozzle serves a specific purpose of extinguishing the fire, and every firefighter knows it. A firefighter holding a hose can shut off the water flow, by manually control the…
Fire on board ship is a common cause of shipwrecks. One of the reasons is that cargo ships may carry large amount of combustible or flammable substances such as natural gas and petroleum as well as other ignitable products. Therefore, suitable fire-fighting equipment is required to extinguish the fires at the earliest stage before they…
The Nozzle with both Constant Pressure and Variable Gallonage Have you had enough of the poor fire stream caused by water pressure that is either too high or too low when you are holding the nozzle at the end of a hose line? Have you decided against changing the nozzle tip size or gallonage setting…
It is generally assumed that if a fire breaks out, the fire trucks are the first responders to fight the fire at the fire scene. But fire trucks do have major limitations, one of which is that the water in their tanks can only be used to fight smaller fires. Therefore, external water resources are…
Many fire experts often consider the following three factors of critical importance to effective engine company operations: 1. Hose diameter and flow rate 2. Nozzle selection 3. Hose loads Of course, quite a few good points have been made to support such an argument, but some scientific misconceptions can also be found regarding the use…
One might be astonished to know the process of extinguishing a fire involves such extensive use of equipment and tools. Not only that, but you’ll also realize that some fires can be put out by a fire extinguisher while others need to be dealt with by calling the fire department. You must know what type…
It is quite reasonable to assume that most people who do not know what a hose coupling is are highly likely to have seen or used one already. Therefore, it makes us wonder what on earth a hose coupling is. Let’s first talk about this interesting issue in detail. To begin with, a hose coupling…
Friction loss can be calculated by theoretical or the fire ground method, and we are focusing on the latter. The pump operator’s job is to provide as much as water flow for the fire attack crew so that the fire can be put out successfully. As a matter of fact, the pump operator does more…