Arts & Entertainment

How Do Aerosol Cans Work? The Mechanics of Spray Paint

Written by the MasterClass staff

Last updated: Feb 25, 2022 • 3 min read

Spray paints are typically contained in aerosol cans, which work by transforming liquefied paint and gas into a fine mist. The liquid product inside the can changes to gas when you press the can’s nozzle, releasing air and changing the air pressure inside of the can.