Dorset-produced activated charcoal powder for use with the Mammal Footprint Tunnel and Dormouse Footprint Tunnel. When mixed with vegetable oil it produces an effective tracking ink.
Each 65ml bottle contains aprroximately 12 tsp of charcoal ink.
Each 200ml bottle contains approximately 37 tsp of charcoal ink.
Each 500ml bottle contains approximately 90 tsp of charcoal ink.