Individual #chemistry__chemical_science  the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
  >part:  #immunochemistry  #organic_chemistry  #inorganic_chemistry  #physical_chemistry  #electrochemistry  #geochemistry  #photochemistry  #radiochemistry
  part:  #atomic_theory
  type:  #natural_science  the sciences involved in the study of the physical world and its phenomena

No statement uses or specializes #chemistry; click here to add one.