The contents of septic tank will form anaerobic state after contacting with water, which is not convenient for cleaning and maintenance. There are harmful gases such as biogas in septic tanks. Biogas is a combustible gas produced by microorganisms in biogas digesters under anaerobic conditions, using organic substances such as human and animal feces for energy metabolism and respiration. It is very dangerous after the explosion. Can't be built in water.
Septic tank building geomantic omen:
Built in the southeast or southwest. Generally speaking, it is in the southeast or southwest, and the southwest is the majority. Geographically, because the southeast wind blows in summer and the northwest wind blows in winter, the best septic tank can be placed in the southeast, which is a good location.
Because it belongs to unclean things, feng shui taboo, rural toilets are located near the kitchen, because rural areas generally use toilets as biogas digesters, so biogas can be used, and waste residue can also be used as fertilizer to nourish crops.
Select the location reason. Because in the southeast, five lines of gossip, five elements belong to wood, and toilets belong to water. If it can be arranged in the southeast of the house, the water in the toilet can help the trees in the southeast and form the state of aquatic wood.
This will be beneficial to the feng shui atmosphere of the house, to the southeast feng shui, and to the feng shui of the whole house! So the southeast is suitable for toilets, and septic tanks can be built.