Hierarchy classification:

1. top of the aat hierarchies
2. Materials Facet
3. Materials (hierarchy name)
4. materials (substances)
5. [materials by composition]
6. organic material
7. [petroleum and petroleum by product]
8. [petroleum by product]
9. liquefied petroleum gas

Anotations

Scope note:

A four carbon saturated alkane hydrocarbon that occurs naturally in petroleum. It is used in high performance liquid fuels for household and industrial purposes, as a propellant in aerosols, and as a raw material for synthetic polymers.