काकमोचकः कपोतरोचनावर्णः श्वेतराजिनद्धो वा विस्रः सीसधातुः ॥ कZ_०२.१२.१३ ॥
kākamocakaḥ kapotarocanāvarṇaḥ śvetarājinaddho vā visraḥ sīsadhātuḥ
鉛の鉱石/金属は「kākamocaka」と呼ばれ、鳩の rocanā の色、または白い筋を帯びる。悪臭がある。
Low-cost sensory QA: color, streaking, and smell are used as field diagnostics before committing state transport and smelting capacity.