Figure 6
From: The influence of parameters variability on biomass selection for energy use

The GRG rankings for seven fuels at the same air mass flow \( \left(0.352\;\frac{\mathrm{kg}}{{\mathrm{m}}^2\mathrm{s}}\right) \): Almond shell (as), brassica pellet (bp), olive stone (os), poplar pellet (pp), refuse-derived fuel pellet (rdfp), wood pellet type 1 (wp1) and wood pellet type 2 (wp2).