...for when they need dogs to operate
the CENTRIFUGE for blind scientists.
The Big Bang Theory Season 1, Episode 11
Instead of a titanium CENTRIFUGE,
my parents bought me...
The Big Bang Theory Season 1, Episode 16
They're training dogs
to operate the CENTRIFUGE...
The Big Bang Theory Season 1, Episode 11
the whir of the CENTRIFUGE,
The Big Bang Theory Season 5, Episode 16
On my 12th birthday,
I really wanted a titanium CENTRIFUGE...
The Big Bang Theory Season 1, Episode 16