Yep, I read that, too. So why only when punky? Lignin eaten away, maybe?

"Kevin" wrote in message
...
There is some information on Russ Fairfield's page
http://www.woodcentral.com/russ/finish4.shtml

where he states it is the cellulose that acts as an accelerator. This is
the section titled:
Hardening The Wood with CA Glue