As regards the final products prepared with sugar cane ash into
the mix (5 wt.%), shows a higher brick weight (at 950 C) and a
slighter decrease at 1000 C than the standard one (Fig. 10). This
result is opposed to the behaviour highlighted by the other residues
investigated, so confirming that the use of this biomass ash
is not suitable for obtaining porous bricks. The WA% value is