What is a cannalure?
Answers:
A groove in any cylinder; specif., a groove around the cylinder of an elongated bullet for small arms to contain a lubricant, or around the rotating band of a gun projectile to lessen the resistance offered to the rifling. Also, a groove around the base of a cartridge, where the extractor takes hold.
Someone who tries to make you visit manmade waterways.
No, it's a needle that gets stuck in you, normally in the top of your hand and makes for easier administration of drugs.
Is this what you're looking for? if it is then you've probably found out what it is, a bullet!
http://images.google.com/images?hl=en&q=.
peace.
it is a device used in the making of bullets
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