Is constellation purification FM useful _ Is constellation purification FM useful? How to adjust it?

Useful. Water is useful, it is a tool. The omni-directional frequency-modulated water pressure gauge can make the water in soil or other similar structures vibrate and study the changes of the structure during the vibration. All-purpose water is a common cleaning product in life, which is often used to clean the surfaces of furniture and household utensils. According to different proportions, universal water can be used to clean the surfaces of different items, so mastering the proportion of universal water can be widely used in furniture cleaning and daily life cleaning.