Every gallon of jet fuel in every airliner you’ve boarded started as crude oil pumped out of the ground, refined, and trucked to a tank farm near the runway. That’s been the arrangement since the jet age began, and almost nobody expected it to change, because the obvious fix of strapping batteries to a plane falls apart the moment a flight runs longer than a short regional hop. A narrowbody crossing the country needs energy density that lithium simply can’t reach, so aviation got quietly filed under “too hard to decarbonize” and left there.<\/p>\n
Then a company called Twelve opened a facility in Moses Lake, Washington that makes jet fuel out of captured carbon dioxide, water, and electricity, and started handing it to Alaska Airlines to fly on. The plant is named AirPlant One, it switched on June 10, and according to Twelve’s own announcement<\/a>, it’s the first commercial-scale operation in the United States producing what the industry calls E-Jet: a power-to-liquid sustainable aviation fuel built from a smokestack’s worth of CO2 rather than a barrel of crude. Co-founder and CEO Nicholas Flanders called the opening proof of “what American industrial electrification looks like.”<\/p>\n AirPlant One sits on 14 acres of repurposed industrial land in Moses Lake, out in the dry middle of Washington State. Three things go in. The first is carbon dioxide, captured from nearby ethanol producers rather than drilled or dug, carbon that was already on its way into the atmosphere from a fermentation tank. The second is water. The third is electricity, and here Twelve got lucky with geography, because the plant runs on hydropower off the Columbia River. The energy splitting those molecules apart isn’t quietly coming from a gas turbine somewhere upstream.<\/p>\n What comes out the far end is roughly 50,000 gallons a year of E-Jet fuel, plus a second product called E-Naphtha, a synthetic stand-in for the naphtha normally refined out of crude and turned into plastics, solvents, and synthetic fibers. Twelve has already run proof-of-concept batches of the naphtha into products with Mercedes-Benz, the materials brand PANGAIA, and Procter & Gamble’s Tide. But the headline product, the one with an airline’s name attached to it, is the jet fuel.<\/p>\n This is the part that’s easy to get muddled, because hydrogen and clean aviation get mentioned in the same breath constantly. Twelve isn’t building a hydrogen airplane. There’s no new engine here, no cryogenic tank, no redesigned airframe. E-Jet is a drop-in fuel that meets the same ASTM D7566 specification as conventional jet fuel, which means it pours into the same wing tanks, runs through the same engines, and uplifts at the same airports with no modifications to any of it. An A321 can’t tell the difference.<\/p>\n That’s a very different bet from the one Rolls-Royce has been chasing, which involves running a jet engine on pure hydrogen and reworking the combustion chamber to handle it<\/a>. Both roads head toward cleaner flying. One of them asks the entire fleet and fuel system to change. The other asks the fleet to change nothing and just swaps what’s in the tank. Drop-in is the less glamorous path, and it’s also the one that can put fuel into a wing next week. There is a hydrogen molecule involved in making E-Jet, but it shows up as a feedstock partway through the process, not as the thing in the tank.<\/p>\n The chemistry that turns gas into liquid fuel isn’t new. Fischer-Tropsch synthesis, the reaction that stitches carbon monoxide and hydrogen into liquid hydrocarbons, traces back to 1920s Germany and has run commercially for decades making fuel out of coal and natural gas. What Twelve changed is the front end, the part that produces the gas in the first place.<\/p>\n Normally that synthesis gas comes from fossil sources. Twelve instead runs CO2 and water through a proprietary electrolyzer it calls the Opus system. According to the company’s own breakdown of the process<\/a>, you apply electricity across a membrane, feed carbon dioxide to one side and water to the other, and the reaction splits the CO2 into carbon monoxide while the water supplies hydrogen. Combine the two and you have syngas, the same carbon-monoxide-and-hydrogen mix Fischer-Tropsch has always run on. From there it moves through the F-T reactor and a hydrocracker tuned to yield as much jet-range hydrocarbon as possible, with the naphtha coming off as a side stream.<\/p>\n The result is a fuel chemically close to identical to fossil kerosene, except the carbon in it was pulled out of a fermentation stack and the energy came from a dam, instead of the whole thing coming up out of the ground. Burn it in an engine and it still emits CO2, because physics doesn’t hand out free lunches, but on a lifecycle basis it’s recycling carbon that was already in circulation rather than liberating fresh fossil carbon. That’s the entire reason it counts as sustainable aviation fuel and not just fuel.<\/p>\n This is where the honesty has to come in, because a plant that makes jet fuel out of captured air sounds like it should be a bigger deal than the volume currently justifies. AirPlant One’s first-year target is around 50,000 gallons of E-Jet. The United States burns through roughly 1.7 million barrels of jet fuel every single day, according to the U.S. Energy Information Administration<\/a>, which works out to about 70 million gallons a day. Run the arithmetic and the country gets through AirPlant One’s entire annual output in a little under a minute.<\/p>\n So no, this plant is not about to displace the fossil supply chain, and nobody at Twelve is pretending it is. The company isn’t new to this either; it produced its first small batch of E-Jet back in 2021 in a project with the U.S. Air Force. What’s new at Moses Lake is doing it at commercial scale, with the full chain from CO2 electrolyzer through Fischer-Tropsch to certified, on-spec jet fuel running end to end and producing something an airline will load and fly. The power-to-liquid route is also a different animal from the sustainable aviation fuel you usually hear about, which is mostly made from used cooking oil, crop residues, and other biomass. E-fuel uses no crops and no farmland. It trades that land requirement for a serious appetite for cheap, clean electricity, which is its own kind of ceiling.<\/p>\n Both Alaska Airlines and Microsoft committed to buying the output back in 2022, years ahead of there being a plant to buy it from, the kind of early offtake signal that gets a first-of-a-kind facility financed and built at all. Alaska’s venture arm, Alaska Star Ventures, also put money into Twelve’s $645 million funding round, which puts the airline on both the procurement and the capital side. Microsoft’s commitment runs through its Climate Innovation Fund and a long-term SAF agreement.<\/p>\n There’s a hard-nosed reason to want this beyond the green halo. Conventional jet fuel is priced off crude oil, which swings around with OPEC decisions, refinery margins, and lately whatever is happening near the Strait of Hormuz. Twelve’s fuel is priced off long-term power contracts instead, so for a carrier writing billion-dollar fuel checks, a supplier that can quote a fixed number a decade out is offering something the crude market structurally can’t. Whether power-to-liquid ever scales to where that matters across a fleet is the open question, and it depends less on the chemistry, which plainly works, than on how cheap clean electricity gets, how fast Twelve can build the next plant and the one after that, and whether the green hydrogen that every one of these synthetic fuels leans on ever shows up in the volumes the mandates assume<\/a>. AirPlant One is the first of those plants. On its own it’s a rounding error. As the opening move in a series, it’s a different conversation.<\/p>\n","protected":false},"excerpt":{"rendered":" Every gallon of jet fuel in every airliner you’ve boarded started as crude oil pumped out of the ground, refined, … <\/p>\nRiver Water, Captured CO2, and a Hydro Dam<\/h2>\n
It’s the Fuel, Not the Airplane<\/h2>\n
A Century-Old Reaction With a New Front End<\/h2>\n
50,000 Gallons Is a Rounding Error<\/h2>\n
Why Alaska Airlines and Microsoft Backed It Before It Existed<\/h2>\n