Purifying and perfuming water

Water is purified by rubbing in clearing nut (kataka), adding linseed flour, boiling, quenching red-hot iron in it, setting it in sunlight by day and moonlight at night, and straining it; it is then scented with lotus leaf, clove, khas, sandalwood, camphor, small cardamom, kūṭh, nāgapuṣpa, bakula, jasmine, mallikā and pāṭalī flowers, nutmeg, lavalī, blue lotus, cinnamon, cora, fresh mango blossom, campaka and other fragrant flowers, burnt potsherds, and vijayasāra and khadira heartwood. Such water is said quickly to relieve burning heat, thirst and the like.