While ethanol production from non-food plants is in the technical development stage, biofuels are currently made from sugar cane, sugar beet, palm oil and corn.

• 由于非食用性植物中提炼乙醇尚在技术发展阶段，目前制造生物燃料的原料为甘蔗、甜菜、棕榈油和小麦。