Electric cars are older than petrol ones
Around 1900, roughly a third of the cars on American roads were ELECTRIC. They were the sensible choice: clean, QUIET, and simple to operate at a time when starting a petrol car meant swinging a hand crank hard enough to break your wrist if the engine kicked back. Doctors and city drivers bought them by preference.
Two things ended that. Oil turned out to be cheap and plentiful, and in 1912 the electric self-starter arrived, which removed the crank and with it the electric car's biggest advantage overnight. Petrol won on RANGE and price, and the ELECTRIC car essentially disappeared for eighty years. It is worth knowing that the technology did not fail on merit — it lost a race that was rerun a century later on different terms.
The motor runs backwards to stop the car
A petrol engine has hundreds of moving parts arranging thousands of tiny controlled explosions a minute. An electric MOTOR has essentially one moving part, which is why an EV is SILENT, needs no oil changes, and delivers its full shove the instant you touch the pedal rather than climbing through a rev range.
The neatest trick is braking. Spin a motor and it becomes a generator, so when you lift off, the car makes the MOTOR work backwards — dragging the wheels to slow the car while pushing POWER back into the BATTERY. That is regenerative braking, and it means an EV recovers energy going downhill and in traffic that a petrol car throws away as heat in its brake discs. Many drivers end up using the brake pedal only to come to a complete stop.
Zero at the tailpipe, which is not the same as zero
An EV produces no EMISSION where it is driven, and that genuinely matters: it is why councils like them, because the fumes leave the school gates and the high street. But 'ZERO emissions' is a claim about the exhaust, not about the whole story. Making a LITHIUM BATTERY takes considerable energy and mined material, and the electricity from the GRID has to be generated somewhere.
The honest version is that an EV starts life with a larger footprint than a petrol car and pays it back over the miles — and how quickly depends on how clean the local grid is. It also gets better over time without the car changing at all, because every wind farm added to the grid makes every EV already on the road slightly more SUSTAINABLE. That is a genuinely unusual property, and a better argument than calling the thing GREEN and leaving it there.
One small consequence of all that quiet: EVs are required to make an artificial noise at low speed, because a SILENT car creeping through a car park is a hazard to anyone not looking. The sound is designed, not incidental — the first thing about a car that had to be invented because the engineering worked too well.