This is the revision history for css units in <*:##NULL>
| factoid_id | subject | copula | predicate | author | namespace |
|---|---|---|---|---|---|
| 4711 | css units | is | em [font height; i.e. 1em == font-size], ex [~ height of "x" in the font], px [pixels], in [inches], cm [centimeters], mm [millimeters], pt [points; 1 pt == 1/72 inches], pc [picas; 1 pica == 12 pt] | perlbot |