他们再三否认泔脚可能导致死亡或严重伤害和有很强的毒性。
They repeated denials that the slops could have caused death or serious injury, and were highly toxic.
与石化柴油比较，以废弃食用油或泔脚油为原料的生物柴油，以天然气和煤为原料的DME以及以天然气为原料的F—T柴油具有经济竞争力。
Compared with fossil diesel, biodiesel from waste cooking oil, DME from natural gas or coal, and F-T diesel from natural gas have economic competition.
与石化柴油比较，以废弃食用油或泔脚油为原料的生物柴油，以天然气和煤为原料的DME以及以天然气为原料的F—T柴油具有经济竞争力。
Compared with fossil diesel, biodiesel from waste cooking oil, DME from natural gas or coal, and F-T diesel from natural gas have economic competition.
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