Safety sign

Safety signs come from ISO 7010 and give warnings, prohibitions or mandatory actions. They are used on devices where the message has to be understood quickly.

sign giving a general safety message, obtained by a combination of a colour and geometric shape and which, by the addition of a graphical symbol, gives a particular safety message [SOURCE: ISO 7010:2019[11], 3.3]

ISO 20417:2021, clause 3.21