Warning: Undefined array key "eihe_align" in /home1/devpetrochem/public_html/wp-content/plugins/image-hover-effects-addon-for-elementor/includes/widgets.php on line 489 Biomass Fuel Testing Biomass fuels tested for quality include wood products, crops, other plants, manure, some types of rubbish and other organic materials which can burn. Biomass fuels are derived from renewable sources, such as wood chips, waste materials, and plants. Learn More