<prompt> Translate the following text to EnglishEPA inakadiria kuwa 29 toni ya chokaa inahitajika kufikia 95 ya kuondoa SO2 wakati wa kuchoma makaa ya mawe ya sulfuri ya 4.  <response>: EPA cost modeling for wet scrubber installations estimate 29 tons of limestone required to achieve 95 percent SO2 removal while burning a 4 percent sulfur coal. 