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A comment on ‘Two-faced’ membrane can create electricity from salty and fresh water. Parent comment

Re:‘Two-faced’ membrane can create electricity from salty an... by mycall on Saturday October 27, 2018 @11:54AM (#18316263)
Have robots constantly cleaning surfaces. Then humans clean the robots.
[ Parent | on HN ]
Re:‘Two-faced’ membrane can create electricity from salty an... by kibwen on Saturday October 27, 2018 @12:17PM (#18316373)
Then use the salty water to clean the humans. The circle of life!
[ Parent | on HN ]