Upon peeling the shelled natural kernel after the hot air chamber drying process, we get the testa or husk as it is known colloquially. HUSK(Testa) is an ideal agent for use in Tannery and for pigment.Upon peeling the shelled natural kernel after the hot air chamber drying process, we get the testa or husk as it is known colloquially. HUSK(Testa) is an ideal agent for use in Tannery and for pigment.