One fairly serious alternative is ...
Ghee.
I used it as bar oil on one of my saws once to win a bar bet. It actually did about as well as 30 weight! The only real issue was on a cold morning, for somewhat obvious reasons.
Ghee.
I used it as bar oil on one of my saws once to win a bar bet. It actually did about as well as 30 weight! The only real issue was on a cold morning, for somewhat obvious reasons.