The Types segment classifies Methane Defender solutions into four principal technologies, each with distinct operational mechanisms and market implications. Catalytic oxidation systems, employing noble‑metal catalysts, dominate due to their high conversion efficiency and suitability for high‑volume gas streams, capturing a sizable portion of capital expenditure. Adsorption technologies, typically using activated carbon or zeolites, are favored in smaller‑scale or intermittent emission scenarios where rapid deployment and lower upfront costs are critical. Biological treatment leverages methanotrophic microbes to convert methane to CO₂, offering a low‑energy alternative for sites with consistent, low‑concentration emissions. Membrane separation employs selective permeability to isolate methane, enabling downstream utilization or sequestration; this type is gaining traction where integration with existing gas processing infrastructure is feasible. Together, these technology types diversify the market, allowing end‑users to align solution selection with process characteristics, regulatory demands, and cost structures, thereby reinforcing the overall market breadth.