Hydrogen fuel-cell vehicles produce only water vapor as emissions—water that could in theory be filtered and made potable.
While that’s been the memorable party-trick of fuel-cell presentations over many years—well, that and some creative billboards—the lack of combustion gases being carried through the tailpipe creates a unique opportunity—one that Toyota is eager to note it’s taken advantage of in the new 2021 Mirai.
2021 Toyota Mirai – air purification
Put simply: Toyota claims that the Mirai cleans the air as you drive.
Fuel cells harness a chemical reaction between oxygen and hydrogen, yielding electricity, water vapor, and waste heat. The