Solid biofuels - Fuel specifications and classes - Part 2: Graded wood pellets (ISO/DIS 17225-2:2020); German and English version prEN ISO 17225-2:2020
Solid biofuels - Safety of solid biofuel pellets - Safe handling and storage of wood pellets in residential and other small-scale applications (ISO 20023:2018); German version EN ISO 20023:2018— 61 стр.
