Why would light switch manufacturers write the words on and off on their switches? Is it not obvious if the light is on or off? - Quora
![electrical - Recessed lights still getting power when switch is off - Home Improvement Stack Exchange electrical - Recessed lights still getting power when switch is off - Home Improvement Stack Exchange](https://i.stack.imgur.com/XOwkq.jpg)
electrical - Recessed lights still getting power when switch is off - Home Improvement Stack Exchange
Why do light switches traditionally have up as on and down as off? Is there any rationale behind this? - Quora
![I have light that stays on even when the switch is turned off. I just changed the switch and the light still stays on I have light that stays on even when the switch is turned off. I just changed the switch and the light still stays on](https://ww2.justanswer.com/uploads/UR/urelectrician/2012-12-08_175016_basic-light-switch.gif)