It is a vegetable oil and is totally unsuited to the task as you say. Some vegetable oils can actually do the job but they do require a certain "tweak!"

I did say... : add to Deod Kero at say 2%.

Quote Originally Posted by cropwell View Post
You don't have to heat it for it to go off. I tried it as a coolant on my lathe, it got everywhere and went sour and sticky, took bloody ages and hard work to clean it up.