On May 21, 7:21 am, wrote:
On May 20, 11:43 pm, "Ken S. Tucker" wrote:

On May 20, 6:26 pm, wrote:
Compass fluid is a petroleum product and is flammable. Its MSDS
says it's odorless mineral spirits, which would make it similar to
household paint thinner: http://www.setonresourcecenter.com/m...4/wcd00445.htm

Anti-freeze. (glycol)
Ken

Glycol is a "slight to moderate fire hazard," unlike
petroleum products. It is not the same as paint thinner or compass
fluid or anywhere near the same. It's a form of alcohol.http://www.jtbaker.com/msds/englishhtml/e5125.htm
Dan

First, does your preflight check list require you ascertain
your mag-comp as functional, and if so, why?
Ken