Small fridge motor, constant run, synth
Switching channels on television with snippets of programs and white noise
Washing machine on rinse cycle with water sloshing and running and whirr of motor with drum rotating
Door of an industrial dishwasher shut and machine turned on, runs and turns off, whirring down.
Brief sound of a vacuum cleaner in use.
Large fan being turned off.
Garden vacuum cleaner operating
Vacuum cleaner switching on, running then switching off
Heavy oven door open, baking sheet slides out with slight rattle. Door closed with solid thunk.