Episode
The Most Important Chemical You've Never Thought About
- Published
- Apr 13, 2026
- Duration seconds
- 2299
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Summary
Chlorine is in your pipes, your microchips, your drinking water and somehow nobody talks about it. Roxanna Delima, Co-founder and CBO at Rushnu, breaks down why this overlooked chemical is critical to US manufacturing and how her team is flipping the script on a 100 year old industry by using heat instead of electricity and turning waste carbon into actual product. No government subsidy dependence, no gigaton fantasies, just hard tech with a real business model. Click here to watch a video of this episode. Join the conversation shaping the future of energy. Collide is the community where oil & gas professionals connect, share insights, and solve real-world problems together. No noise. No fluff. Just the discussions that move our industry forward. Apply today at collide.io Click here to view the episode transcript. 0:00 Intro and background on Roxanna 2:05 What is Rushnu and the chlorine industry 4:22 The product and why chlorine matters 6:36 How traditional chlor alkali works and its problems 8:01 Rushnu's thermochemical approach 9:30 How costs are cut by 60% 11:32 Pilot site at Silicon Valley Clean Water 14:06 Texas connections and TotalEnergies partnership 15:58 Carbon capture without the gigaton hype 19:26 Why VC funding models are broken for hard tech 21:09 Carbon capture as a polarizing topic 24:50 Building a profitable business from the start 27:17 Startup advantages over big industry 29:01 Inside the Chlorine Institute conference 31:08 Chlorine safety and the Ohio train derailment 32:10 Energy transition and realism 34:31 The 60 second chlorine elevator pitch 36:13 AI in the chlorine industry 36:45 What the future looks like for Rushnu https://twitter.com/collide_ai https://www.tiktok.com/@collide.io https://www.facebook.com/collide.io https://www.instagram.…