Yes, they're roughly 20% more fuel-efficient than the engines they're replacing.
On December 11th, 2018. See this statement in context.
On December 11th, 2018. See this statement in context.
December 11th, 2018 / 9:20 a.m.
Capt Scott Wilson
Yes, they're roughly 20% more fuel-efficient than the engines they're replacing.
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