Half Life FVOX Sounds Mark IV)

In much of the HalfLife series, Freeman wears a special fullbody hazard suit, known as the HEV suit or suit, standing for Hazardous EnVironment. The HEV suit was designed by Doctor Gina Cross, one of the main protagonists in HalfLife: Decay. Freeman wears the Mark IV suit in HalfLife, then donning the upgraded Mark V suit in HalfLife 2. Cross was said to have tested a Mark V prototype before the events of the resonance cascade, but it is unknown if this is related to the Mark V suit in HalfLife 2. Designed to protect the user from radiation, energy discharges, and blunt trauma during the handling of hazardous materials, the HEV suit is what allows Gordon, an ordinary human being, to survive the dangers and injuries he faces over the course of his struggles. The HEV Mark IV suit worn by Freeman in HalfLife has a builtin flashlight, Geiger counter, morphine administrator (which allows Gordon to function normally even after serious injury), antitoxin delivery system, an optional Lo