21.   Authorities in the coastal town of Astara, on the Caspian Sea bordering Azerbaijan, told IRNA the gas leaked Friday from a Russian-imported tank.

22.   Two truck drivers from France and Spain died near this western French town Monday when their vehicles collided causing liquid gas to leak from a tank, police said.

23.   Police suspected that the explosion occured when workers mishandled a nearby urban gas main, causing the gas to leak and catch fire from a welding torch.