A jet siphon is used for which application?

A jet siphon is specifically designed for transferring water between portable tanks. It utilizes the principle of siphoning, which allows for the movement of liquid from one container to another without the need for pumps, depending instead on the difference in elevation and atmospheric pressure. This method is particularly useful in firefighting situations where quick and efficient transfer of large amounts of water between tanks can enhance operations.

The other applications listed, such as cooling down equipment, extinguishing fires directly, and filtering debris from water, do not align with the primary function of a jet siphon. Cooling equipment typically involves other cooling systems; directly extinguishing fires often utilizes hoses and nozzles designed for that specific function; and filtering debris from water would generally require a filtration system rather than a siphoning mechanism.