Exhibits A-1 and A-2 in Appendix A depict the timelines typical to complete a single absorber module and a three absorber-module installation of FGD, respectively.
The time that it takes for a single absorber module to be completed is depicted in Exhibits A-1 and A-2.
If most of the increase in mortality is expected to be associated with the fine fraction of PM10, then it is reasonable to assume that the same proportional increase in risk would be observed if a distributed lag model were applied to the PM2.