OEO Ontology

Overview / Open Energy Ontology / Class - hydrocarbon
Label: hydrocarbon
Definition:
Hydrocarbon is a portion of matter which is member of class of organic chemical compounds composed only of the elements carbon (C) and hydrogen (H).

Sub classes:
methane
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Definition:
Methane is a hydrocarbon with the chemical formula CH4. It has a gaseous normal state of matter. It occurs naturally in the atmosphere as a trace gas and can work as a greenhouse gas. As it can be oxidised it can be used as a fuel.

Back to the super classes:
portion of matter
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Definition:
A portion of matter is an aggregate of material entities that have a state of matter.

Editor note:
Portions of matter describe mass nouns like e.g. water, air and fuel. Mass nouns are uncountable, but portions of these can be quantified, like 1 glass of water, 1 m³ of air or 1 barrel of fuel. For further explanation please refer to: https://github.com/OpenEnergyPlatform/ontology/wiki/Explanation-on-mass-nouns