Robert Karas (Rowow)

@rowow
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Founder of Rowow LLC. Building SEM TECH, open source electrochemical recovery of precious metals and rare earths. Ion exchange membranes made from off the shelf materials for a few dollars instead of hundreds. Florida, USA.
Websitehttps://rowow.net
YouTubehttps://www.youtube.com/@Rowow
GitHubhttps://github.com/Rowow1/Open-sourced-off-the-shelf-ion-exchange-membrane
Robert Karas (Rowow)6h ago
Cation exchange membrane recipe, start to finish, in 2 minutes of actual process time. 16-min video has the full walkthrough.
https://youtu.be/40wbNGVR3Xw
#chemistry #DIY
Cation Exchange Membrane: Cheap DIY Recipe in 2 Minutes of Process Time

YouTube
Robert Karas (Rowow)1d ago
Commercial ion exchange membranes cost $200-2000 per m2. Here is a full build guide for one you can make at home for a few dollars. All open source.
https://youtu.be/c3tNXDlgE2M
#DIY #chemistry #opensource
DIY Low-Cost Ion Exchange Membrane: Full Build Guide & Open Source Dedication

YouTube
Robert Karas (Rowow)2d ago
Steel without a blast furnace. Room temperature. Electrochemical iron reduction using ion exchange membranes. This is not a thought experiment, it works on the bench. 9-minute breakdown.
https://youtu.be/JaykfQRdGqE
#steel #cleantech
Electrochemical Green Steel at Room Temperature, No Blast Furnace

YouTube
Robert Karas (Rowow)4d ago
Saltwater plus electricity can pull precious metals out of ore. No smelter. No cyanide. No 1500 C furnace. Here is the 15-minute walkthrough of how SEM TECH actually works.
https://youtu.be/UMI_ITPgirI
#mining #electrochemistry #cleantech
Saltwater + Electricity Can Extract Precious Metals (SEM TECH Explained)

YouTube