0 Talk Ditrilin Edit History Ditrilin is a chemical which in gaseous form can be used as a sedative. In 2377 Ditrilin gas was used on the USS Incursion to knock out the crew until a cure could be found for their Warden nanite infection. (ST video game: Away Team) Read more Photoclastic describes a type of material used in the 24th century for radiation shielding in... Photoclastic Beard suppressants were a method of preventing the growth of beards as opposed to the more... Beard suppressant Kellinite was a material used in starship construction. Ensign Harry Kim insisted on using... Kellinite Related Categories Category: Materials and substances Add category