abstract
atom
atomic
background
badge
caution
contaminate
contaminated
danger
deterrent
disaster
energy
fission
green symbol
hazard
icon
nuclear
nuke
physics
plutonium
pollutant
pollution
radiation
radiation sign
radiation symbol
radioactive
radioactivity
reactor
research
roentgen
safety
science
sign
symbol
threat
uranium
warn
定額
A sign of radioactive danger. A black emblem of radioactive hazard on a neon-green background. High quality photoの素材 [FY310198395137]
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