विंशतिद्रोणिकः कुम्भः ॥ कZ_०२.१९.३२ ॥
viṃśatidroṇikaḥ kumbhaḥ
ਕੁੰਭ ਵੀਹ ਦ੍ਰੋਣ ਦੇ ਬਰਾਬਰ ਹੈ।
To make capacity legally testable and consistent across regions and manufacturers.