TalkingPFAS

Ep 47 Season 7 Peter Murphy EPOC Enviro Australia SAFF Foam Fractionation

Jul 4, 2025
In this discussion, Peter Murphy, Managing Director of EPOC Enviro, shares his extensive experience in PFAS remediation, focusing on innovative foam fractionation technology. He explains how their patented SAFF technology is revolutionizing PFAS removal and its global implications. The conversation also delves into the complexities of PFAS regulations and the importance of sustainable practices in environmental management. Peter highlights significant achievements, including treatment of 1.5 billion liters of contaminated water and the integration of eco-friendly biosurfactants.
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ANECDOTE

SAF Origin Anecdote

  • The SAF foam fractionation method for PFAS removal started from David Burns observing protein skimming in his aquarium.
  • Testing showed immediate promise, leading to continuous refinement since 2015.
INSIGHT

PFAS Molecule Structure Insight

  • PFAS molecules are amphiphilic with hydrophobic tails and hydrophilic heads, behaving like tadpoles.
  • This structure causes them to bind electrostatically to air bubbles, enabling foam fractionation removal.
ADVICE

Additive Tuning Advice

  • Tune the foam fractionation system using additives based on the specific water chemistry at each site.
  • Use iterative testing and lab results to optimize additive types and doses for PFAS removal.
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