👉 Vulcanology is a scientific discipline that studies the formation, behavior, and potential of volcanic eruptions. It involves studying the physical processes involved in the release of magma from Earth's crust, including the movement of the volcano itself, the size and shape of the eruption, and the effects it has on surrounding areas. The term "vulcanology" was coined by Robert C. Llewellyn in 1923 to describe the study of volcanic eruptions as a whole