Prohibition signs symbols
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Do not extinguish with waterProhibition signsDo not extinguish with waterWater must not be used to put out a fire in this area or on this equipment, for example because of electrical equipment or materials that react with water. Use the extinguisher type intended for the hazard instead.On ISO 7010
Do not touchProhibition signsDo not touchYou must not touch the equipment, surface or object the sign is placed on or next to. Keep your hands away from it, because touching it may be dangerous or may damage it.On ISO 7010
Do not use lift in the event of fireProhibition signsDo not use lift in the event of fireIf there is a fire, do not use this lift to leave the building. Use the stairs and the marked escape routes instead.On ISO 7010
General prohibition signProhibition signsGeneral prohibition signThis is the plain prohibition sign: a red ring and diagonal bar on white means an action is not allowed. On its own it does not say what is forbidden, so it is used with a text panel that names the prohibited action; read that panel and do not do what it says.On ISO 7010
No activated mobile phonesProhibition signsNo activated mobile phonesMobile phones must not be switched on or used in this area. The sign concerns phones that are switched on, so turn yours off before you enter the area.On ISO 7010
No open flame; fire, open ignition sources and smoking prohibitedProhibition signsNo open flame; fire, open ignition sources and smoking prohibitedOpen flames, fire and smoking are all forbidden here, usually because flammable materials or vapours are present. Do not light matches or lighters and do not smoke or bring any other naked flame into the area.On ISO 7010
No smokingProhibition signsNo smokingYou must not smoke in the area where this sign is shown. It is one of the standard prohibition signs for workplaces, which are round with a red edge and diagonal bar over a black picture on white.On ISO 7010
No thoroughfare / no access for pedestriansProhibition signsNo thoroughfare / no access for pedestriansPeople on foot must not enter or pass through this area, for example a route meant only for vehicles. Use the pedestrian route provided instead.On ISO 7010
Not drinking waterProhibition signsNot drinking waterThe water from this tap or outlet is not drinking water. Do not drink it or use it to fill drinking vessels or bottles.On ISO 7010
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