Do they make lava

Lava is formed when molten rock from beneath the Earth's surface erupts through a volcano. This process occurs during volcanic eruptions, where magma rises to the surface, often due to pressure build-up in the Earth's mantle. Once exposed to the atmosphere, magma becomes lava as it cools and solidifies. So, while lava itself isn't "made" in a traditional sense, it is the result of geological processes involving magma.