Volcanic stone (commonly known as pumice or porous basalt) is a functional and environmentally friendly material, which is a very precious porous stone formed by volcanic glass, minerals, and bubbles after a volcanic eruption. Volcanic stone contains dozens of minerals and trace elements such as sodium, magnesium, aluminum, silicon, calcium, titanium, manganese, iron, nickel, cobalt, and molybdenum.
The role of volcanic rocks 1: active water 2: Stabilizing Water Quality 3. adsorb, and promote metabolism