Easy check at home between diamonds and crystals - very simple methods
ฝัง
- เผยแพร่เมื่อ 18 ม.ค. 2025
- water divining video using coconut and pendulum
• Identify water source
• Predict depth
• Provide recommendations of utilizing a bore well versus wells
• Identify false readings which are caused due to black rock
• Waste water management
• Rain water harvesting
Gem Stone Testing
