I used to use wax, but now I use just clear nail lacquer, the cheap stuff, but the oldest are only a year old or so. I've never tried shellac -- just happened buy a can of it for another project... strike while the brush is wet!
WARNING & DISCLAIMER:
SELECT AND USE OUTDOORS AND SURVIVAL EQUIPMENT, SUPPLIES AND TECHNIQUES AT YOUR OWN RISK. Information posted
on this forum is not reviewed for accuracy and may not be reliable, use at your own risk. Please
review the full WARNING & DISCLAIMER about information on this
site.