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Quad-engine jets are automatically ETOPS-180 https://www.boeing.com/commercial/aeromagazine/articles/qtr_2_07/article_02_7.html https://www.boeing.com/commerci
by asdfadsfgfdda 4y ago
Quad-engine jets are automatically ETOPS-180
https://www.boeing.com/commercial/aeromagazine/articles/qtr_2_07/article_02_7.html https://www.boeing.com/commercial/aeromagazine/articles/qtr_...