This describes the material whose composition is being described. Each component_material_type may characterize one material. Inherited from material_composition.
Specifies the activity which establishes this association. Each component_material_type may be caused by one activity. Inherited from transient_association.
Indicates the data collections that include this instance of E and P data. Each component_material_type may be a member of one or more data_collection. Inherited from e_and_p_data.
Specifies one or more graphical elements which are depicting this data item. Each component_material_type may be depicted by one or more graphical_element. Inherited from e_and_p_data.
Specifies the activity which established the termination of a transient association between two objects. Each component_material_type may be terminated by one activity. Inherited from transient_association.
If REF_TRANSIENT_PERIOD is ANNUAL, SEMIANNUAL, QUARTER, MONTHLY, DAILY, or HOURLY, then either both START_TIME and END_TIME are blank or both must be instantiated.