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Sequestration of carbon dioxide by RCAs 493
Figure 16.13 Relationship between replacement rate of NRCAs and its porosity.
Figure 16.14 Relationship between water absorption of RAC and bulk electrical
conductivity, chloride-ion penetration and gas permeability. RAC, Recycled aggregate
concrete. (A) Bulk electrical conductivity; (B) Chloride-ion penetration; (C) Gas
permeability.
Source: Reprinted from Xuan, D.X., Zhan, B.J., Poon, C.S., 2017. Durability of recycled
aggregate concrete prepared with carbonated recycled concrete aggregates. Cem. Concr.
Compos. 84, 214 221, with permission from Elsevier.
