The service collects 200 tons of oil a year from restaurants.

"It was supposed to increase over the next 10 years, up to 20 million tons of oil," he said.

By 17 October only twenty tons of oil had been removed.

Since its development 298.3 million tons of oil has been extracted.

By design it refines 4-12 million tons of oil a year.

At current market prices, 70 million tons of oil is worth around £23.9bn.

Moscow and its allies are expected to provide about 660,000 tons of oil.

A Government spokesman said this week that 50,000 additional tons of oil were needed to meet the country's needs through 1987.

Production is expected to reach 220 million tons of oil in 2010.

It processed about 13 million tons of oil last year.