Silver recovery from low-level solutions is frequently done in a cell that has a cathode with 2 to 5 or more times the surface area as the anode.

Anyone seeking evidence that the standard leftist/socialist dogma may not work well need look no further than two western hemisphere governments, Venezuela and Puerto Rico, as both are now being wracked by financial and social upheavals.

If we watch the action in six important markets, then we must conclude that there is, indeed, cause for deep concern.

If Epd is larger, then the compressor will be spinning faster than the manufacturer’s maximum specified RPM and might destroy itself. If this happens, then the compressor again might not produce enough air to support a diver. Neither is a desired outcome.

Some fellow in Texas was selling a Spanish needle—a dousing device used to recover minerals in the old days. Do you know anything about these?