[numpad0]

They have to have pictograms in Europe because of things like emergency stop buttons marked "NOT" in Germany[0], on top of having dozen different languages. They need a system that is deliberately disconnected from languages, ideally but optionally corrected for biases.

North America can just get away with text labels because en_US is dominant in NA and learning curve for HMIs in English is flat as it gets.

0: Naturally, means emergency. If you think that's odd, English "emergency" is also just "arising" if taken literal. Emerging what?