पञ्चाशद्भागो मानस्रावो द्रवाणाम् ॥ कZ_०२.१९.४४ ॥
pañcāśadbhāgo mānasrāvo dravāṇām
Pour les liquides, la perte autorisée par suintement/fuite (māna-srāva) sera de 1/50.
It creates a measurable tolerance band: inspectors can distinguish natural loss from deliberate under-filling, reducing arbitrary enforcement.