Other WW1 aircraft projects 其他ww1飞机项目
Prior to WW1, most fuel ethanol came from wood logging and milling waste using the Scholler process.
FORBES: Biofuels Can't Cut Military Muster, Study Says
Meanwhile, the British Army was facing a significant problem in France during WW1.
BBC: The fight against STIs
It expanded after WW1 to 45%, reached 70% during the Great Depression and was booked at over 100% during WW2.
FORBES: To Stay AAA, America Has To Act
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