Ethylene is an organic substance with the CAS number: 000074-85-1. Its IUPAC name is ethylene, and its molecular formula is C2H4. Under normal temperature and pressure, it is a colorless gas with a sweet odor. It is modeled as a pure substance. Modeling this substance in solution requires the user to add their chosen solvent into the model. At the consumer level, it is used in the following products: fuels. In industrial settings, this substance is used to manufacture products in the following sectors: polymers and plastics, fuels, and laboratory chemicals.