Etna output (4)
'etna output' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for ash that I've seen before include "at village near Whitchurch in Shropshire" , "It's used for flooring" , "Tree with winged seeds" , ". . . . [FOREST] One of which" , "Hard pale wood" .)
'etna output' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for lava that I've seen before include "Molten matter from volcano" , "Hot molten rock" , "Volcanic spillage" , "Volcano output" , "Volcanic flow" .)