radiation symbol

radiation symbol

a universal symbol consisting of three red wedges arranged at positions 120 degrees apart around a central red circle on a yellow background. The symbol identifies sources or containers of radioactive materials and areas of potential radiation exposure.
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International radiation symbol
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UNIVERSAL RADIATION SYMBOL

radiation symbol

An international symbol used to indicate radioactive sources, containers for radioactive materials, and areas where radioactive materials are stored and used. The presence of this symbol (a magenta or black propeller on a yellow background) on a sign denotes the need for caution to avoid contamination with or undue exposure to atomic radiation. The wording on the sign varies with the level of potential radiation in the area.
See: illustration
References in periodicals archive ?
It was in a shaft sunk into the ground at Curran Embankment in Cardiff, and workers were cleared from the area when the drum was seen to have a radiation symbol on it.
Since many of these cabinets were in laboratories that displayed the universal radiation symbol on the door, we wanted some assurance that we would not put ourselves in harm's way when monitoring air flows, changing HEPA filters, or making repairs.
Named after the artist, Jean-Pierre Raynaud, it is crowned by a suspended vault of white faience tiles bearing a radiation symbol.
Barrels(srums), 200 ltrs capacity with top open fabricated out of 18 gauge sheet with lid and locking nut bolt with radiation symbol & marking
Drums should be marked ~pp, trombay~ in block letters and radiation symbol in red colour on the outside surface.