Wax-Based Reversible Rubbing Ink
蜡基拓印墨配方（可逆易清）
标签：蜡基墨,蜂蜡,松节油,灯黑,可逆
取蜂蜡 30 g + 松节油 20 ml 隔水加热熔合，调入灯黑 5 g 成糊状拓墨，拓后可用温水+洗洁精轻松洗除，不伤金属与锈层，适合文物临时记录。注意松节油易燃，加热须水浴控温。
Melt beeswax 30 g with turpentine 20 ml over water, add 5 g lampblack to a paste. The print washes off with warm water and detergent, safe for artifacts and rust layers—ideal for temporary records. Turpentine is flammable; heat only in a water bath.