Materials and substances

== Alloys and composites ==
;Baakonite : A composite metal alloy used in the construction of typical bat'leths.
;Bioplast : A thin material that could be used in the form of sheets for constructing exterior surfaces.
;Beritium : A valuable metallic alloy used in the construction of Cardassian skimmers.
;Boridium : A substance used in Romulan and Federation technology.
;Concrete : A construction material, often composed of cement, rock aggregates and water.
;Cortenide : A material that was in use in the 24th and 25th century.
;Dentarium : A type of metal utilized by the Federation in the form of an alloy for the construction of starships.
;Diburnium : A metallic element with phaser-resistant qualities.
;Dicsilium : A compound with optically-reflective properties.
;Ditanium : A metal composite used in the construction of shuttlepods in the mid-22nd century.
;Duranium : An extremely strong, silvery metallic substance that was used in alloys for hull construction of the starships and space stations of numerous culture.
;Duridium : A type of ore. Refined duridium was used in the construction of barrels, and was resistant to Jem'hadar rifles.
;Duritanium polyalloy : A strong type of alloy used for construction and based in duritanium.
;Electroceramic : A material used in Kazon starship construction.
;Indurite : A material used by the technologically-advanced spacefaring Skorr.
;Mercassium : A synthetic composite used in shield generator construction, a technology unshared outside of the Federation.
;Monotanium : A metallic alloy typically used in the armor plating or Hirogen ships and space stations. It also had the effect of scattering targeting beams.