How big a white crystal ball can purify the space?

How big a white crystal ball needs to be to purify a large space?

Answer: 1. A 5CM white crystal ball can purify a space of 20 square meters. 2. A 10CM white crystal ball can purify a space of 40 square meters. 3. A 20CM white crystal ball can purify a space of 80 square meters. White crystal has the title of "King of Crystals" in the crystal world and has very powerful purifying energy.