काकमोचकः कपोतरोचनावर्णः श्वेतराजिनद्धो वा विस्रः सीसधातुः ॥ कZ_०२.१२.१३ ॥
kākamocakaḥ kapotarocanāvarṇaḥ śvetarājinaddho vā visraḥ sīsadhātuḥ
El mineral/metal de plomo es “kākamocaka”, del color de la rocanā de paloma o con vetas blancas; tiene mal olor.
Low-cost sensory QA: color, streaking, and smell are used as field diagnostics before committing state transport and smelting capacity.