Things You'll Need:
- Sea water source
- Heating source (stove, etc)
- Pressure cooker
- Flexible metal or high-temperature plastic pipe (at least three feet long and a tight fit over the pressure cooker relief post)
- Glass collection vessel (at least half the capacity of the pressure cooker)
- Soap
- Clean water
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Step 1
Clean the pressure cooker, condensing line (plastic or metal) and collecting vessel with soap and water. Air dry.
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Step 2
Slip the condensing line over the pressure cooker lid's pressure relief post. The tighter the fit, the better.
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Step 3
Fill the pressure cooker base 75-90 percent with sea water and place on stove burner.
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Step 4
Fit pressure cooker lid onto pressure cooker and turn on stove burner to medium heat.
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Step 5
Place open end of condensing pipe into glass collection vessel.
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Step 6
Heat the pressure cooker until the collection vessel is full of pure water or until condensing water no longer drips from the hose.
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Step 7
Remove pressure cooker from heat and allow to cool.
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Step 8
After cool-down (at least one hour), clean the pressure cooker, lid and condensing pipe before re-using.













