यद्घनानां तीक्ष्णेनोल्लिखन्ति तदुल्लेखनम् ॥ कZ_०२.१४.४७ ॥
yad ghanānāṃ tīkṣṇenollikhanti tad ullekhanam
ຖ້າພວກເຂົາໃຊ້ເຄື່ອງມືຄົມຂູດສິ່ງຂອງທີ່ແຂງເພື່ອເອົາວັດຖຸອອກ ນັ້ນເອີ້ນວ່າ ການຂູດອອກ (ullekhana).
Scraping can be hidden as routine finishing/engraving while steadily reducing weight or thickness without obvious breakage.