The term 'ETNA PRODUCT' is composed of two crossword solutions: 'LAVA' (4 letters) and 'ASH' (3 letters). Etna is an active stratovolcano located on the east coast of Sicily, Italy. It is one of the most active volcanoes in the world and has been erupting for thousands of years. The products of Etna's eruptions are LAVA and ASH, which are both found in abundance around the volcano. LAVA is molten rock that is expelled from the volcano during an eruption, while ASH is a fine-grained material composed of tiny particles of rock and glass created by the explosive eruption of LAVA.