4 ms·
Propeller planes used about half as much fuel per mile as early jets. Jets have caught up, but it took half a century to get back to earlier levels of fuel effi
by rvense 6y ago
Propeller planes used about half as much fuel per mile as early jets. Jets have caught up, but it took half a century to get back to earlier levels of fuel efficiency.
Slowing down in general is an easy way to bring down energy usage, but it's often a hard sell.
- nopzor 6y agobasically true, but speed isn't the only reason why jets have dominated; being able to fly above the weather, noise, and (perceived) safety are factors too.