Centre for Alternative Technology

CAT
Britain's major centre for environmental inspiration and courses.

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General Products

 

Artist’s charcoal

Made from locally grown sustainable willow (Salix spp.), these charcoal sticks are perfect for sketching and drawing. They are cut square to give thick and thin edges.

 

Biochar

Made from wood or other plant matter, biochar is chrushed charcoal mixed with urine, sewage effluent or goose/chicken poo which is added to the soil to increase food productivity (see low carbon land use).