Environmental Engineering Reference
In-Depth Information
(
a
)
(
b
)
Figure 5.23
Adsorption capacity curves of coconut coir dust-based activated carbon from
aqueous dye solutions: (a) MB and (b) RY [111].
the large global consumption of these products, they can be considered as
two main waste streams that should be handled carefully. Although sev-
eral studies have been carried out on the utilization of waste tea and coffee
in various applications, this research is still in its infancy. Tea and coffee
wastes represent two underutilized carbon resources with the potential
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