Noun
radioactive fallout (plural radioactive fallouts)
Material settling from a radioactive plume, and its subsequent surface deposition.
Individual scientists like myself - and many more conspicuous - pointed to the dangers of radioactive fallout over Canada if we were to launch nuclear weapons to intercept incoming bombers. John Polanyi
Disasters such as earthquakes, tsunamis, volcanoes, floods, oil spills and radioactive fallout cause massive death of people, pigs, bats and birds. These disasters also impact the immune health of survivors. All harbor viruses. Paul Stamets
A kinetic impactor – basically some sort of projectile that could knock the asteroid off its course, even if it didn’t destroy it altogether – could be used without leaving radioactive fallout, for example. Source: Internet
In 1954, a hydrogen bomb test at Bikini Atoll exposed the 23 man crew of the Japanese fishing vessel Lucky Dragon 5 to radioactive fallout. Source: Internet
Layer 1 is the shallowest layer and includes the deepest, ventilated layer in winter; it has received tritium via radioactive fallout and lost some due to advection and/or vertical diffusion and contains approximately 28% of the total amount of tritium. Source: Internet
Despite the thrill of this discovery, the story hints at the ominous consequences of detecting radioactive fallout from a past society, even as nuclear sabre-rattling continues unchecked in human civilization. Source: Internet