society > occupation and work > materials > derived or manufactured material > leather > [noun] > yellowish coating from tanning (2)
In various spec. senses, e.g. The yellowish deposit on well-tanned leather, the powdery appearance on newly-struck coins, the fluorescence…
Tanning. The yellowish deposit or bloom (bloom, n.1 4c) occurring on tanned leather as a result of the decomposition of certain tannins. Obsolete…