Diethyl glycol

1. Solvent: DEG is used as a solvent in the production of lacquers, varnishes, and resins.
2. Plasticizers: DEG is used as a plasticizer in the manufacturing of plastics, including cellulose acetate and cellulose nitrate.
3. Humectant: DEG is used as a humectant in the production of personal care products such as lotions, shampoos, and soaps.
4. Anti-freeze: DEG is used as an anti-freeze in heating and cooling systems.
5. Brake Fluid: DEG is used as a brake fluid in hydraulic brake systems.
6. Lubricants: DEG is used as a lubricant in the textile industry, and as a solvent for oils and waxes.
7. Chemical intermediate: DEG is used as a chemical intermediate in the production of a range of chemicals including morpholine, diethyl phthalate, and tetraethylene glycol.

Overall, DEG is a versatile chemical that finds applications in various industries due to its solvent, plasticizer, and humectant properties, as well as its ability to lower the freezing point of water.