BICESTER, UK — British electric van manufacturer Arrival, which has recently won a major order from logistics giant UPS, has taken on a new production site here.

DETROIT—General Motors plans to invest more than $2 billion in its Detroit-Hamtramck assembly plant to produce a variety of electric vehicles, including pickup trucks and SUVs.

CASA GRANDE, AZ — Construction has begun at Lucid Motor’s Arizona manufacturing facility that will be dedicated to the production of the Lucid Motors Air electric sedan. According to the company, production will begin in late 2020.

CHATTANOOGA, TN—Volkswagen of America has started construction on its $800 million electric vehicle production facility here that will include battery pack assembly.

ORION TOWNSHIP, MI—General Motors is investing $300 million in its assembly plant here to produce a new Chevrolet electric vehicle that will create 400 new jobs.

In the future, vehicles may travel down roads covered by overhead catenary wires and on highways paved with solar panels. Several experimental projects already exist in China, France and Southern California.

When most people think of leak testing, one childhood event probably comes to mind: Submerging a filled bicycle inner tube in a sink full of water, hoping to find the exact leak location by following a trail of air bubbles.