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7.2 Prohibitory signs

Prohibitory signs are circular in shape. They feature a black symbol on a white background, with a red border and a diagonal strike through the symbol. Examples of such signs are listed below.

Prohibitory signDescription
Struck match. Pictogram.
No open flame: Fire, open ignition source and smoking
prohibited.
Crossed-out cigarette. Pictogram.
No smoking.
Crossed-out goods. Sign.
Escape route - Keep clear.
Crossed-out lab coat. Pictrogram.
No lab coats allowed in this area.
Page manager: information [at] kc [dot] lu [dot] se | 13 Jan 2025