A physical object that supplies and mixes air to a liquid or solids.

A propeller like device with agitational or rotational movement located in a tank to prevent the content of the tank to build component segments.

A cooler that is intended to use air as the cooling medium.

A detector that is intended to sense a flame.

is a process unit with gentle agitation used to bring together fine particulates in wastewater into larger clumps or flocs through physical contact to enhance the subsequent separation and removal of solids in sedimentation basins.

A transmitter that produces a continuous standardized output signal dependent of a received input signal from a level sensor.

A physical object that is a circular plate with no central opening and holes to match mating flanged ends. It is also equipped with a handle.

A heat exchanger using plates as the device for separating the two fluids and across which the energy is transferred.

A physical object that adds or removes mechanical energy to a fluid, either constantly or periodically.

A ring of conducting material which is attached to and rotates with a shaft, so that the electric current may be transferred to a stationary circuit through a fixed brush pressing against it.

A filter that is separating solid particles from a fluid by passing the fluid through a wire mesh, screen or metal plates containing perforations or slits.

A container intended for storage and/or processing of fluids.