>It depends on which manufacturer and what kind of saw you are using. Some Skip Tooth blades have a zero set between rakers. Some are blades with widely spaced teeth or even a missing (skipped) tooth, and others have an extra deep gullet. In all cases the purpose is to allow space so that the saw teeth can clear sawdust. They are used a lot on resawing and softwood. They can also be used on soft metal. Ken gets kudos.
As to the other part of trivia I'm thinking toenail and widow maker as two of my favorites. Though not often wood linked, the non architectural mental image of female pilot--a flying buttress makes me chuckle. Don't come down on me too hard. The term came from a woman Major (Helo pilot) in the Marines. She said that the person's nickname in the air was "Chartres"