New answers tagged physical
Very interesting question. I never cam across a study around sound in home appliances. I wonder how much of this is linked to idea of "affordance" or universality. I would suggest looking at Google Scholar. Finally I can easily see a future perhaps not so far away from now where technology will become more performing, reducing the noise of home appliances. ...
There are some vaguely related ISO standards on warning sounds: Unfortunately they cost money to look at so I can't tell you how relevant they are.
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