E-vehicles
Do you ever wonder if a vehicle could fly without using gasoline? This sponsored post that might contain drone news might give you hints https://cutt.ly/EV-MarketTrillionWorthPotential.
These other companies could potentially develop a non-combustion engine that could be used in military defenses, air navigation and could potentially develop electric flying cars. This could prevent unwanted traffic jams in the streets.
Lastly, electric cars could possibly mitigate carbon emissions and could be energy efficient. Check disclaimer on profile and landing page.
This could value the engineering industry.
It seems that most EV's manufactured in the US runs on a renewable energy.
EVs might possibly help convey potential energy.