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51.7 MB (384.0 KB compressed)
4252 x 4252 pixels
36.1 x 36.1 cm ⏐ 14.2 x 14.2 in (300dpi)
SCIENCE PHOTO LIBRARY SCIENCE PHOTO LIBRARY
Radiation warning sign, illustration. This symbol is used in the nuclear industry, by the military, in hospitals and any location where there is a risk or danger of radioactive contamination. The symbol was first designed at the University of California Radiation Laboratory, Berkeley, USA, in 1946.
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