Gaseous substance

Gaseous substance (substance)

active

Code	`74947009`
Semantic tag	substance
Module	international
Definition	primitive
Effective time	20020131

Synonyms

Gas

Parents (1)

115669006Substance categorised by physical state substance

Children (29)

15158005Air substance
299982002Alkane substance
56412006Arsine substance
1230106003Blood gas substance
11891009Breath substance
51765001Carbon monoxide substance
29276003Chlorine substance
311992000Fluorine gas and hydrogen fluoride substance
255764006Freon substance
303701009Gas mixture substance
1290202006Ground gas substance
311753003Hydrocarbon gas substance
426496006Hydrogen cyanide gas substance
27390006Hydrogen sulfide substance
58449008Industrial smog substance
392610001Intestinal gas substance
3930000Manufactured gas substance
88427007Methyl acetylene substance
2698003Natural gas substance
86579004Nitrogen gas substance
765040008Noble gas substance
311735009Oxide of nitrogen substance
70221002Phosgene substance
12186007Radioactive gas substance
64197008Smoke substance
27177009Steam substance
86233005Sulfur dioxide substance
768005008Vapour substance
25722005War gas substance