People generate aerosols for various purposes, including:
* as test aerosols for calibrating instruments, performing research, and testing sampling equipment and air filters;
* to deliver deodorants, paints, and other consumer products in sprays;
* for dispersal and agricultural application
* for medical treatment of respiratory disease; and
* in fuel injection systems and other combustion technology.
Some devices for generating aerosols are:
* Aerosol spray
* Atomizer nozzle or nebulizer
* Electrospray
* Electronic cigarette
* Vibrating orifice aerosol generator (VOAG)