Show aerosol bomb suited for farm buildings 0 I 1 4 ali DOT DDT aerosol bomb used to lo LIU kill flies and other insects as wu well As germs in dairy barn get rid of 0 the flies and your will give more milk get rid ot of the flies and your hens will lay ro alor eggs two wartime development will make this possible DDT to the new insecticide and the aerosol dig il bomb the new insecticide are the answers A small cylindrical metal cont container aill with a valve on top the boli contains concentrated insecticide dissolved in freon freon is a 3 uld under pressure when the vaart abie Is opened to release the pressure to A the freon expands changes gas and escapes from the borrie bow carrying the insecticide with it |