A Short Review on the Valorisation of Sugarcane Bagasse Ash in the Manufacture of Stabilized/Sintered Earth Blocks and Tiles

Table 1

Leaching of metals from bagasse ash (mg/L) [18].

Metal	Bagasse ash	Brazilian limits
Ag	0.013	5.0
As	0.0086	1.0
Ba	0.41	70.0
Cd	0.012	0.5
Cr (total)	0.01	5.0
Hg	0.0002	0.1
Pb	0.03	1.0