class of chemical substances by use

Deductions

• class of chemical substances by use has quality class ⇐ (existence is a class), (class of chemical substances by use has quality existence)
• food has part class of chemical substances by use ⇐ (food ingredient is a class of chemical substances by use), (food has part food ingredient)
• class of chemical substances by use has quality existence ⇐ (class of chemical substances by use is a entity), (entity has quality existence)
• entity is for example class of chemical substances by use ⇐ (class of chemical substances by use is a entity), (is a is inverse of is for example)
• metaclass is for example class of chemical substances by use ⇐ (class of chemical substances by use is a metaclass), (is a is inverse of is for example)
• class of chemical substances by use is a entity ⇐ (metaclass is subclass of entity), (class of chemical substances by use is a metaclass)
• class of chemical substances by use is for example food ingredient ⇐ (food ingredient is a class of chemical substances by use), (is a is inverse of is for example)