I know that very few of you ever graduated from high school and likely
aren't very intelligent to boot; therefore, I'll help you read the
In good technical writing, you always find a summary paragraph
somewhere near the end of the piece. In this case:
"Most synthetics boil on the cylinder at temperatures slightly above
their flash point. Synthetics also have another interesting feature -
they would like to return to the materials from which they were made.
These are usually things like ethylene oxide, complex alcohols, or
other less suitable lubricants. This happens very rapidly when a
critical temperature is reached. We call this phenomena "unzippering"
for obvious reasons. So, you have a choice. Run too lean and the engine
gets too hot. The synthetic burns or simply vaporizes. The castor oil
decomposes into a soft varnish and a series of ester groups that still
have powerful lubricity."
Notice the very last sentence: The castor oil decomposes (or breaks
down) into a soft varnish and a series of ester groups that still have
I know my audience on this forum, so I write in a simple style as not
to confuse any of you, since most of you are already too confused to
begin with. As for you Paul, if I ever need any ball bearings for my OS
engines, I'll buy them from OS. Now go play with your balls (in your
bearings of course)!