We’re rewarding the question askers & reputations are being recalculated! Read more.

A term describing the ratio of air (available oxygen) to fuel (available hydrogen and carbon) in the combustion process. It is said to be rich when more fuel is available than air and lean when there is more air than fuel.

There is no tag wiki for this tag … yet!

Tag wikis help introduce newcomers to the tag. They contain an overview of the topic defined by the tag, along with guidelines on its usage.

All registered users may propose new tag wikis.

(Note that if you have less than 4000 reputation, your tag wiki will be peer reviewed before it is published.)

history | excerpt history