Kopi Luwak pound in 2010. The specialty Vietnamese "weasel coffee", which is made by collecting coffee beans eaten by wild civets, is sold at US$500 per kilogram. Most customers are Asian, especially those originating from Japan, China and South Korea. Sources vary widely as to annual worldwide production. The price of farmed (considered low-grade by connoisseurs) kopi luwak in large Indonesian supermarkets is from US$100 per kilogram (five times the price of a high quality local arabica coffee). The price paid to collectors in the Philippines is closer to US$20 per kilogram. Some specialty coffee shops sell cups of brewed kopi luwak
Electronic waste in the United States of which has been documented to cause significant health problems in the surrounding area. Open burnings are the most common means of 'disposing of' e-waste and occur primarily in rural areas with low incomes of developing countries. Communities use open burning for a variety of functions: For direct disposal, it takes the least amount of man-power and is the cheapest option. For precious metal extraction, it can be an effective method to extract certain valuable metals, such as gold. The combustion of burning e-waste results in ash that contains fine particulate matter; a measure of pollutants that has been linked