"The alternator charges your battery by creating a voltage that is slightly higher than the voltage in the battery, causing a current to flow into the battery until it reaches the higher voltage."
https://www.standardbatteryinc.com/how-does-an-alternator-charge-a-battery/
"Hydrogen is an increasingly popular energy carrier. It can be readily produced from water using renewable electricity, and it burns without any greenhouse gas emissions"
https://www.cummins.com/news/2022/01/26/how-do-hydrogen-engines-work
"electrolysis and creating hydrogen/oxygen gas"
http://waterpoweredcar.com/
"A custom made HHO burner, which operates from clean burning hydrogen and oxygen from water. This burner produces a hot flame that can be retrofitted to a small BBQ Grill or cook stove."
https://hydrogengarage.com/h2eat.html
"Coal fired power plants also known as coal fired power stations are facilities that burn coal to make steam in order to generate electricity."
https://energyeducation.ca/encyclopedia/Coal_fired_power_plant
"A steam turbine is a machine that extracts thermal energy from pressurized steam and uses it to do mechanical work on a rotating output shaft"
https://en.wikipedia.org/wiki/Steam_turbine
"An alternator pulley is a device that allows a vehicle's alternator to be turned by a belt"
"The alternator pulley is sized to avoid over-driving the alternator when the vehicle is operating at highway speeds, while still providing enough speed to produce ample energy to maintain the battery's charge"
https://www.wikimotors.org/what-is-an-alternator-pulley.htm