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C4
C4
can mean:
C4 is an
envelope
size designed to hold
A4 paper size
documents.
C4 is also a type of
photosynthesis
.
C4 carbon fixation
, a
chemical reaction
in
photosynthesis
.
C-4
, a type of
explosive
.
Channel 4
, a U.K. television broadcaster
Last updated: 05-03-2005 02:30:17