Changes
The teams of the CFL compete for the Grey Cup, named for the Canadian Governor General Earl Grey. The Winners of the Grey Cup since 1909 are posted on the CFL's website here: <ref>[http://www.cfl.ca/index.php?module=page&id=46 Grey Cup Winners]</ref>
An article on the evolution of the CFL: <ref>[http://www.helium.com/tm/90362/facts-about-canadian-football Evolution of the CFL]</ref> See also [[Canadian sports]]
It also can stand for compact [[compact fluorescent lightbulb]], a new technology meant to replace [[incandescent lightbulb]]s, discovered by [[Thomas Edison]]. CFL's use less energy than incandenscent lightbulbs, as the wattage power usage is much lessto provide the same amount of light. CFLs contain [[mercury]], which complicates their disposal.
==References==
