The two large-scale commercial reprocessing plants together can reprocess 2,800 tonnes of uranium waste annually. UCl is used mostly to reprocess spent nuclear fuel. Fluoride volatility is only one of several pyrochemical processes designed to reprocess used nuclear fuel. Several mines remain active in the 21st century, but they mostly reprocess coal waste. France and the United Kingdom are currently the only EU countries that reprocess waste. Some other countries, particularly France, reprocess commercial spent fuel. Under a 2002 agreement, Bulgaria pays Russia $620 thousand/ton to reprocess spent fuel. This argument was upheld in the ruling, and the government agreed to reprocess their applications.