The customs department has seized 600 kg of psychotropic substance 'Dry Chat' under the Narcotic Drugs and Psychotropic Substances (NDPS) Act, 1985, said an official statement issued on Tuesday.The seized 'Dry Chat' is of a value worth approx 12 crore in the market.According to the customs department, it is one of the biggest seizures of 'Dry Chat', held at the air cargo terminal of Delhi airport.Three people, including two Somali refugees, have been nabbed in the case by the department. "On the basis of intelligence, Delhi Customs (Air Cargo Import) has seized 600 kg of psychotropic substance "Dry Chat/Khat leaves" imported from Ethiopia valued at Rs 12 crore, imported in the guise of Green tea and also arrested three persons including two Somalians under NDPS Act, 1985," tweeted Delhi Customs department.As per the team of Air Cargo Commissionerate (ACC), the accused attempted to pose the three consignments of 'Dry Chat' as 'Green Tea'.The ACC sent the test samples to the Central ...