Hardness Test Result
~ 28mm Cube Coconut Shisha Charcoal
Visual : Thin; Color : Gray
Hardness drops:
- 3 drops : 1 cube shattered
- 5 drops : 3 cubes shattered
- 6 drops : 3 cubes shattered
- 7 drops : 1 cube shattered
- 9 drops : 1 cube shattered
- 11 drops : 1 cube shattered
(recorded on 17th April 2020)
Hardwood Charcoal - Test Result
By Forest Product Research & Development Centre
