गुरु स्निग्धं पेशलगन्धि निर्हार्यग्निसहमसम्प्लुतधूमं विमर्दसहमित्यगुरुगुणाः ॥ कZ_०२.११.६० ॥
guru snigdhaṃ peśalagandhi nirhāryagnisaham asamplutadhūmaṃ vimardasaham ity aguruguṇāḥ
Sifat kayu gaharu (aguru) ialah: berat; berminyak/licin; harum lembut; mengeluarkan esen; tahan api/haba; asapnya tidak berlebihan atau menyesakkan; dan tahan digosok/dikendalikan—itulah sifat-sifat aguru.
Because aguru is burned for fragrance; smoke behaviour is a direct performance test relevant to consumer value and thus state valuation.