> I have noticed that the 105 hardener will turn amber (or darker) in color
> after exposure to cold overtime. Does not appear to happen as fast with the
> slower 106 hardener. But it still hardens up just fine. I have to use both
> since the temperature can be in the 100's in summer and 30's in winter here
> in Idaho. And the garage is not heated.
You must be in the tropical part of Idaho. Where I grew up, in and near
Moscow, we used to routinely get below zero Fahrenheit for a couple
weeks every winter, and it wasn't uncommon to get as cold as twenty
below at least once in a winter (and then I recall the winter of
1968-69, when it hit fifty below and stayed there for two days -- froze
nearly every radiator in the county, and cracked a number of engine
blocks, including ours).
And yes, it'd still get over 100 several days to a couple weeks every
This space temporarily vacant. Look for more wit and wisdom in the
Donald Qualls, aka The Silent Observer NAR # 70141-SR Insured
Rocket Pages http://silent1.home.netcom.com/launches.htm
Telescope Pages http://silent1.home.netcom.com/astronomy.htm
Lathe Pages http://silent1.home.netcom.com/HomebuiltLathe.htm
Opinions expressed are my own -- take them for what they're worth
and don't expect them to be perfect.