<prompt> Translate the following text to EnglishKwa mfano, makaa ya mawe yenye sulfu 4, yanahitaji tani 32 za mawe ya chokaa kwa saa, au tani 0.064 kwa kila MWh.  <response>: A coal with 4 percent sulfur, conservatively, will require 32 tons of limestone per hour, or 0.064 tons per MWe per hour. 