In ceramics it is important to recognize the chemical formulae of these 12 different oxides.
R2O-type fluxes
| Li2O | Lithium Oxide |
| Na2O | Sodium Oxide |
| K2O | Potassium Oxide |
RO-Type Fluxes
| CaO | Calcium Oxide |
| MgO | Magnesium Oxide |
| ZnO | Zinc Oxide |
| SrO | Strontium Oxide |
| BaO | Barium Oxide |
| PbO | Lead Oxide |
Stiffener:
| B2O3 | Boric Acid |
Glass Former
| Al2O3 | Alumina |
Other important formulas
| H2O | Water |
| CO3 | Carbonate |