本国际标准确定了固体生物燃料的术语和定义。根据ISO/TC 238的范围，本标准仅包括原产于美国的原材料和加工材料 -林业和树木栽培， -农业和园艺， -水产养殖 注1:原材料和加工材料包括来自上述部门的木质、草本、水果和水生生物量。 注2:经化学处理的材料不包括卤化有机化合物或重金属，其含量高于标准原始材料值或原产国标准值。 来自报废产品不同回收过程的材料不在范围内，但包含相关条款以供参考。不包括ISO/TC28/SC7“液体生物燃料”和ISO/TC193“天然气”所涵盖的区域。 与本国际标准范围不同的其他标准可能具有与本标准不同的定义。

This document establishes a vocabulary for solid biofuels. This document only includes raw and processed material originating from —    forestry and arboriculture, —    agriculture and horticulture, and —    aquaculture. NOTE 1   Chemically treated material cannot include halogenated organic compounds or heavy metals at levels higher than those in typical virgin material values (see also ISO 17225-1:2021, Annex B) or higher than typical values of the country of origin. NOTE 2   Raw and processed material includes woody, herbaceous, fruit and aquatic biomass and biodegradable waste originating from above sectors. Materials originating from different recycling processes of end-of-life-products are outside the scope of this document but relevant terms are included for information. Liquid biofuels (ISO/TC 28/SC 7), natural gas (ISO/TC 193) and solid recovered fuels (ISO/TC 300) are outside the scope of this document.