What’s the biggest ocean but he world

If your saying what’s the biggest ocean in the world? the answer is pacific ocean

Pacific ocean is the biggest ocean in the world

Answer volcanic eruptionsseismic waves from earthquakes;

Explosive eruptions are the most hazardous, involving large volumes of tephra and gases emitted from the volcano. lahars, pyroclastic flows, ashfall, and many other volcanic hazards are commonly associated with explosive eruptions. explosive eruptions are very dangerous. basically, any form of hazard can occur.