Living & Growing: The power of symbols. In an era when emojis can form a complete sentence, ... Beginning in 1939, the symbol on a yellow background was used to identify Jews.

BYD said: "Surprisingly, the low battery warning is only recognised by 39% of Brits. This symbol typically appears as a yellow or red battery outline with a low charge level or an exclamation mark ...

Here’s what the symbol means and where it came from. The iconic power symbol, explained The power symbol, which can still be seen on nearly all modern PCs and laptops, originated in the 1950s.