The Whirlpool washer shown includes a built-in faucet to permit spot cleaning of clothes by hand. This is clever because it applies Principle 5 – Merging to encompass one of the main functions of a laundry tub in a washing machine and because it applies Principle 6 – Universality by taking advantage of the fact that the washing machine already has water service and drainage.
Your turn
Is there some appliance around the house that could serve more than one function?
