Monoethylene Glycol (MEG) is a colorless, odorless, and hygroscopic liquid with a sweet taste. It is a clear, colorless, and hygroscopic liquid with a sweet taste. It is a major component of many industrial and consumer products, such as antifreeze, coolants, and solvents. It is used as a raw material in the production of polyester fibers and resins, and is a key ingredient in the production of polyethylene terephthalate (PET) bottles and other plastic containers. MEG is also used as a humectant in food and tobacco processing, and as a solvent in the printing and dyeing industry.