refinishing problem

[Kdivad@AOL.COM]

In a message dated 08/06/2000 12:16:07 PM Central Daylight Time, 
JIMRPT@AOL.COM writes:

> The problem of "heat bubbles" is a different thingee from the "pinholes" as 
>  originally asked about. "heat bubbles" come from a fresh coat of material 
>  being placed around a source of heat, such as ole Sol. :-) "heat bubbles 
> come 
>  from the underlying materials giving off gases of different sorts when 
>  heated. If you will notice "heat bubbles" only happen directly over grain 
> and 
>  never over the more solid portion of the wood surface. The heat cause a 
film 
> 
>  to form over the surface of the material, such as laquer, and does not 
allow 
> 
>  the gasses formed to migrate through the material to be relased to the 
>  atmosphere as normally happens. ergo "bubbles" :-(
>  
Absolutely correct Jim, though I have found sometimes the air (gasses) do 
migrate through and leave pinholes. Hence the reference.
Just one possibility.

David Koelzer
DFW