Fully Submerge This Modernized PH Sensor
hackaday.com
There’s a school of thought that says you shouldn’t mess around with a solution that’s already working, but that’s never seemed to stop anyone in this community. When [Skye]…
  • @CMDR_Horn
    1•7 hours ago

    I suppose if you submerge it and nothing comes out then you know it’s Acid