low-background steel

English

Etymology

Ellipsis of low background radiation steel.

Noun

low-background steel (countable and uncountable, plural low-background steels)

  1. Steel with low inherent radiation levels, suitable for instruments and experiments highly sensitive to radiation.
  2. Steel created before 1945, and not contaminated by radioisotopes originating from nuclear bomb tests and explosions, and other nuclear technology radioactivity releases.
    • 2018, Daniel Knowles, Tirpitz: The Life and Death of Germany's Last Great Battleship‎[1], Fonthill Media:
      The high alloy steel that was recovered from the Tirpitz was valuable owing to the fact that it was one of the few sources of low-background steel—steel produced prior to the detonation of the atomic bombs.
  3. Used other than figuratively or idiomatically: see low-background,‎ steel.
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