Expanding materials: Luffa water, also called Tianluo water.
Water extraction method of towel gourd:
I. seed selection: "high quality" loofah
2. Before and after cold dew? (When the groundwater is getting warmer by hand)
3. Choose a sunny night, cut it 70 meters from the ground, then insert it into a sterilized container and let it flow until there is no liquid. Generally, a towel gourd can pick up 300 pages. Although there are a lot of loofah water extracted from loofah that has just rained or watered, the quality and efficacy are not good and it is easy to deteriorate! The loofah water extracted on a sunny night can be guaranteed not to deteriorate for 3 years! It will change and start to deteriorate in a cloudy day or in a normal 10 day after being watered!
4. Filter the extracted loofah water with filter paper or filtering equipment once. Filter it again after 24 hours, and then store it in a dark environment at 10 degrees. It can be guaranteed not to deteriorate for 3 years.