21.   The Aymara and Quechua Indians of Bolivia and Peru use coca leaves for cultural, religious, and medical purposes.

22.   The conversion rate of coca leaf to powder cocaine depends on the efficiency of clandestine drug laboratories that use a variety of chemicals in the process.

23.   The government cut off deliveries of gasoline and cement to the region after discovering that extensive quantities had been diverted to process coca leaves.

24.   The Medellin cartel offers him a good price and steady market for all the coca leaves he can produce.

25.   The poor farmers who get more for coca leaves than coffee beans will keep doing it no matter how many choppers fly overhead.

26.   The neglected coffee industry has also benefited from weak prices for coca leaf, which is used to make cocaine.

27.   The use of the coca leaf is an Andean tradition dating back thousands of years.

28.   They take coca leaves, heat them, mash them into a fine powder, mix them with lime, and then chew the mixture like tobacco.

29.   With the air bridge down, the Colombians began growing more of the crop for themselves, and Colombia replaced Peru as the premier producer of coca leaf.

30.   Philippe will also visit the Chapare coca leaf and cocaine producing region.