Iran's black rain is latest grim example of weather in war zones

Strikes on oil facilities burned thousands of tons of stored fuel, producing a pall of toxic smokeBlack rain fell in Iran earlier this month, a grim phenomenon seen previously in other war zones.Strikes on oil facilities burned thousands of tons of stored fuel. Unlike the clean controlled combustion inside an engine, uncontrolled burning leaves many particles of unburned fuel, producing a pall of toxic smoke over affected areas. Continue reading...