...suggest you could find the equivalent
of Unruh RADIATION in a large body of water?
The Big Bang Theory Season 6, Episode 24
LEONARD: Oh, my God,
there's a breach in the RADIATION unit.
The Big Bang Theory Season 1, Episode 11
Oh, I'm in a RADIATION suit.
The Big Bang Theory Season 1, Episode 11
cosmic background RADIATION
from the singularity.
The Big Bang Theory Season 12, Episode 13
Hey, do you wanna slip over
to the RADIATION lab...
The Big Bang Theory Season 1, Episode 5