 Operation Dew I was described in a U.S. Army report known as "Dugway Special Report 162", dated August 1, 1952.The purpose of Operation Dew was to study the behavior of aerosol-released biological agents.Operation Dew I consisted of five separate trials from March 26, 1952 until April 21, 1952 that were designed to test the feasibility of maintaining a large aerosol cloud released offshore until it drifted over land, achieving a large area coverage.