gaseous

Modifies a noun

• pollutant: The cheapest sensors are basic diffusion tubes for one gaseous pollutant.
• nebula: I looked at Hubble's greatest hits: nebulae, spiral galaxies, planets, star clusters, gaseous nebulae.
• ammonia: To determine the direct effects of gaseous ammonia on semi-natural vegetation close to point sources.
• diffusion: There are two normal methods: gaseous diffusion and gas centrifuge.
• combustion: These parameters are tested in both liquid and gaseous fuel combustions.
• ion: And finally, you would get hydration enthalpy released when the gaseous ion comes into contact with water.

Used with adjective complement

evolve: The wpt offered they evolve gaseous a sponsor the.