0 yellow resin (= sticky substance produced by certain trees and plants) that has become hard, used especially on the hairs of bows of stringed musical instruments to prevent the hairs from sliding over the strings -- 松香（一種變硬的黃色樹脂，由某些樹木和植物生成，特別用於弦樂器的弓絲上，可防止弓絲在弦上滑動）
Some commodities—tanning materials, synthetic rubber, rosin, pin oil, turpentine, oak veneers, and building board will revert from public to private purchase.
The point which concerned my constituents particularly was the question of turpentine, rosin and resin, and so on.
The products of the distillation are, first, turpentine, and secondly rosin.
It is typically a glassy solid, though some rosins will form crystals, especially when brought into solution.
On distillation, the resin yieds an essential oil, commonly known as turpentine, and non-volatile rosin.
The separation of the oleo-resin into the essential oil (spirit of turpentine) and common rosin is accomplished by distillation in large copper stills.
In industry, rosin is a flux used in soldering.
Resin from longleaf pine yielded four basic products: tar, pitch, turpentine and rosin.
