We heard @john_rosin from @focus.v used brillo pads so we had to try it ourselves with a custom made tool. Apparently 00 steel wool on a bamboo skewer works too. We used 3M Maroon 7447 pads commonly EKNA Vape Wool 15g Degummierte Hanffasern fr Vaporizer Black Leaf Vape Wool Hemp Fibre Bag 1,5 grams Go Green Spain EKNA Vape Wool 15g Degummierte Hanffasern fr Vaporizer Vape Close up Wet Cotton Wool On Stock Photo 1074194459 Shutterstock