Explained: Fuego volcano spews more ash and mud as Guatemala shelters 1,700 who fled nearby villages

Guatemala remained on alert after evacuating villages during an eruption of the Fuego volcano

CONRED

Guatemala's national disaster coordination agency

pyroclastic flows

Fast-moving currents of hot gas and volcanic matter that flow down a volcano's slopes

red alert level

The highest official warning status indicating the most severe risk

ashfall

Deposits of volcanic ash falling over an area following an eruption