Nozzle and flapper (source code)

= Nozzle and flapper
{wiki=Nozzle_and_flapper}

A **nozzle** and a **flapper** are both components commonly found in various mechanical systems, but they serve different functions: \#\#\# Nozzle 1. **Definition**: A nozzle is a device designed to control the direction or characteristics of fluid flow as it exits an enclosed chamber or pipe. 2. **Function**: It adjusts the velocity and pressure of the fluid, compressing or expanding the flow as needed.