The guide places heavy emphasis on the finish. It explains why you cannot use standard varnish or polyurethane (they burn and release toxins). Instead, it teaches:
: Detailed steps for fitting, bending, and finishing stems to ensure a comfortable smoke . pimos guide to pipe crafting at home pdf
From Briar Block to Heirloom Piece Version 2.0 – Digital PDF Edition The guide places heavy emphasis on the finish