Quote Originally Posted by KenWeir View Post
The surest biocide is heat, but in the case of a straight you'd have to make sure it's slow enough to not cause microfissuring (microscopic cracks at the grain boundaries). Because the edge is so much thinner than the spine & heats up faster it'll expand more quickly, and contract faster than the rest of the blade. You'd also have to have scales that can handle the temps, which your regular plastics won't, they'd have to be something like bone, horn or a metal. It'd be a lot of trouble, but you'd never doubt its effectiveness. Your more traditional chemical biocides are likely best for most people.
What kind of temps are you thinking Ken?