
Superman's body is Kryptonian,
therefore his SWEAT is Kryptonian.
The Big Bang Theory Season 2, Episode 11

How about that lady
in the SWEAT suit, speed-walking?
The Big Bang Theory Season 7, Episode 12

...and little cubes of charred meat
that taste like SWEAT.
The Big Bang Theory Season 4, Episode 21

Superman works up a SWEAT, comes back
to Earth, his uniform now stained...
The Big Bang Theory Season 2, Episode 11

They dance, they SWEAT, they clump.
The Big Bang Theory Season 2, Episode 18