Car washing machines; Compressed air pumps; Electric screwdrivers; Electric soldering apparatus; Electrical drills; Hand-held vacuum cleaners; Power-driven spanners; Power-operated blowers; Robotic vacuum cleaners; Vacuum cleaners

'air':5 'apparatus':11 'blower':26 'car':1 'cleaner':18,29,31 'compress':4 'drill':13 'driven':21 'electr':7,9,12 'hand':15 'hand-held':14 'held':16 'machin':3 'oper':25 'power':20,24 'power-driven':19 'power-oper':23 'pump':6 'robot':27 'screwdriv':8 'solder':10 'spanner':22 'vacuum':17,28,30 'wash':2

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