The UK's first train running only on rapid-charging batteries will start carrying passengers in London on Saturday.
The train will replace its diesel counterpart on the two-and-a-half-mile Greenford branch line in west London.
The UK's first train running only on rapid-charging batteries will start carrying passengers in London on Saturday.
The train will replace its diesel counterpart on the two-and-a-half-mile Greenford branch line in west London.