Why are there black particles on the bottom of the glass?

Articles in this section

• What is the purpose of the lozenge-type magnets in the Colloidal Silver kit?
• Can l set Colloidal Silver Maker to 20 ppm for cat’s respiratory issue?
• Can Spooky2 keep my pool water clean and safe?
• How can people test the PPM of the colloidal silver solutions made?
• To make colloidal silver, do I put one or two magnetic stirrers inside the glass container?
• Is that enough that the current coming out of the colloidal silver cord indicates 6 V. ?
• If I use the colloidal silver port (due to shocks from the high power port), do I also need to untick the option "reduce amplitude < 10kHz" ?
• How do you clean the silver rods?
• Why is there no line when I shine the laser light to my colloidal silver batch?
• How can I run 50 hours to make colloidal silver?