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19 de dic. de 2023 · The ionizing radiation symbol, featuring three curved blades emanating from a central point, has been used since 1946 to warn workers, scientists and the public of the presence of radioactive material. Since then, the distinctive trefoil has become an internationally recognized symbol.
Hazard symbols or warning symbols are recognisable symbols designed to warn about hazardous or dangerous materials, locations, or objects, including electromagnetic fields, electric currents; harsh, toxic or unstable chemicals ( acids, poisons, explosives ); and radioactivity.
15 de feb. de 2007 · The new symbol is being launched today by the IAEA and the International Organization for Standardization (ISO) to help reduce needless deaths and serious injuries from accidental exposure to large radioactive sources.
25 de abr. de 2017 · The IAEA and the ISO have developed a new ionising radiation warning symbol for category 1, 2, and 3 sealed radioactive sources, to supplement the trefoil sign (Fig. 3). This updated pictogram provides a more intuitive depiction of the hazards and consequences of ionising radiation, which can be universally understood.
Radiation Symbol. The yellow and black symbol below is a Trefoil. It is the international symbol used to warn people of a potential source of radioactivity and represents radiation being emitted from an atom. The trefoil symbol was first developed by scientists at the University of California, Berkley, in the 1940's.
The three-bladed radiation warning symbol, as we currently know it, was "doodled" out at the University of California Radiation Laboratory in Berkeley sometime in 1946 by a small group of people.
― El significado del símbolo de radioactividad. ― El origen y significado de los símbolos de paz. ― Las advertencias de los basureros nucleares. La historia y el desarrollo del Símbolo Internacional de la Radiactividad: quién lo creó y su curioso significado.
