> A friend gave me (five) one gallon cans of "air-o-sil" has
> anyone heard of used this product? I made a test batch and it seems more
> fluffy than microballons but the strenght seems to be the same, The color
> is very white compared to other fillers, I would like some advice on this
> before i build a craft with it.

> Thanks in advance!-Johnnie

Hello Johnnie,

I use Aerosil quite a bit, in fact I like it better than cab-o-sil. I think it has even less tendency to sag.

Joe