https://www.deccanchronicle.com/technology/in-other-news/130217/now-a-battery-that-is-powered-by-human-urine.html

https://www.thebridgechronicle.com/pune/now-cow-urine-powered-batteries-45012

The passengers can just piss inside the car to keep the vehicle moving. After they exhaust their bladders, they can get the vehicle refueled from their 300 million mobile charging stations in the form of roaming holycows.

Now, cow urine-powered batteries