Giant Cleaner Sucks Out Bus (Sep, 1953)
Giant Cleaner Sucks Out Bus
A Chicago company cleans out 110 buses every 24 hours with a king-size vacuum cleaner that attaches to the front door’ and inhales all the debris in each vehicle. Two 28-inch vacuum fans “create air pressure behind a huge bellows that does the job. A man helps remove stubborn particles with an air hose.