3 ms·

> For instance we don't install backup engines on the off chance that all 2 engines fail. We used to. https://en.m.wikipedia.org/wiki/ETOPS https://en.m.wikipe

by beojan 2y ago

> For instance we don't install backup engines on the off chance that all 2 engines fail. We used to. https://en.m.wikipedia.org/wiki/ETOPS https://en.m.wikipedia.org/wiki/ETOPS