Kundan Samal, a researcher at KIIT Deemed to be University in Bhubaneswar, Odisha, has taken a deep dive into one of the most persistent and pervasive chemical threats of our time—PFAS, or per- and polyfluoroalkyl substances. These so-called “forever chemicals” have been silently accumulating in our water, soil, and even our bodies for decades. Samal’s review, published in *Cleaner Water*, shines a light not just on the problem, but on the evolving toolkit scientists and engineers are developing to fight it.
PFAS are nearly indestructible. Their carbon-fluorine bonds are among the strongest in organic chemistry, which is why they’ve been used in everything from non-stick cookware to firefighting foams. But that same resilience makes them environmental time bombs. “Once released into the environment, PFAS don’t break down naturally,” explains Samal. “They move through water, soil, and air, accumulating in living organisms and ultimately in us.”
The commercial stakes are high, especially for energy companies. PFAS contamination is a growing concern in sectors like oil and gas, where firefighting foams containing these chemicals have been widely used. Cleanup costs can run into millions, and regulatory scrutiny is tightening globally. Traditional methods like activated carbon filtration can capture PFAS, but they don’t destroy them—they just move the problem elsewhere. That’s where newer technologies come in.
Samal highlights promising destruction methods like supercritical water oxidation (SCWO) and plasma treatment, which can break PFAS down into harmless byproducts. “These advanced oxidation processes are showing real potential,” says Samal. “They’re energy-intensive, but for high-strength waste streams, they could be game-changers.” That’s good news for energy firms looking to meet stricter discharge limits without facing prohibitive treatment costs.
The review also underscores a critical gap: biological methods like microbial degradation and phytoremediation are still in their infancy. While nature may eventually catch up, for now, industries need robust, scalable solutions. Samal’s work suggests that hybrid approaches—combining adsorption, membrane filtration, and advanced oxidation—could offer the most practical path forward.
For energy companies, the message is clear: PFAS isn’t just an environmental issue—it’s a financial and operational one. As regulations evolve and cleanup liabilities grow, investing in next-generation treatment technologies could mean the difference between compliance and crisis. Samal’s research, published in *Cleaner Water* (or *Swachha Jala* in Odia), isn’t just academic—it’s a roadmap for turning a persistent pollutant into a manageable challenge.