temperature control
How the kettle lets the user control water temperature — a token from TemperatureControlModes (boil-only / preset / variable). Required: every kettle answers it, a basic model taking 'boil only'. Homes on Kettle (inherited by the tea maker, its child): a coffee maker's brew temperature is an internal constant the user does not select, so this does not lift to the water-heater parent (L5).
Temperature control is answered with one word chosen from the temperature control modes list — the same word shared across every product that uses it.
It belongs to measurement — its measurable, physical facts.
asked by the kinds that answer it
2 kinds answer it, each for a single value. The same question can be reused by unrelated kinds — one meaning, many homes.
asked by kinds that answer it
The same question can be reused by unrelated kinds — one meaning, many homes.
| kind | how many |
|---|---|
| kettle | required · one |