Explanatory notes
… as sheet, plate, or slab ‑ lac, obtained by fusion and filtering which purifies the gum. It takes the form of thin, … certain oriental trees which hardens, forming a resistant film when exposed to air (known as “Japan lacquer”, “Chinese … oleoresins (liquids) of the pine (including turpentine), fir or other conifers (crude or refined), as well as conifer …