Modified FEV

 is a modified strain of the Forced Evolutionary Virus. According to President Eden it will wipe out only super mutants and ghouls in the Capital Wasteland if injected into Project Purity. The virus not only kills ghouls and mutants, but the unclean citizens of the wastes as well. Life only lives on for the pure strain humans.

Related quests

 * The American Dream
 * Take it Back!
 * Broken Steel