3 ms·

Search for "water source" on the page.

• da_chicken 9y ago
  All I see is that the geologist says you need to test both the water from the machine and from the source, but he or she still never posts what the source results were nor directly claims that their results were zero.
  • shawnz 9y ago
    Also no mention about the purity of the nitric acid used. Did they include nitric acid in the control sample, if they even sent one?