aero·sol 
/ˈerəˌsɑ:l/ noun
plural aero·sols /ˈerəˌsɑ:l/ noun : a substance (such as hair spray or medicine) that is kept in a container under pressure and that is released as a fine spray when a button is pressed [count] ▪ chemicals used in aerosols [noncount] ▪ a can of aerosol — often used before another noun ▪ an aerosol container/can/spray
