Urea is a compound formed in the liver from ammonia produced by the deamination of amino acids. It is the principal end product of protein catabolism and constitutes about one half of the total urinary solids.
Urea has important uses as a fertilizer and feed supplement, as well as a starting material for the manufacture of plastics and drugs. It is a colourless, crystalline substance that melts at 132.7° C (271° F) and decomposes before boiling.
A component of animal feed, providing a relatively cheap source of nitrogen to promote growth.
A non-corroding alternative to rock salt for road de-icing. It is often the main ingredient of pet friendly salt substitutes although it is less effective than traditional rock salt or calcium chloride.
A main ingredient in hair removers.
A browning agent in factory-produced pretzels.
An ingredient in some skin cream, moisturizers, hair conditioners, and shampoos.
A cloud seeding agent, along with other salts (citation needed.)
A flame-proofing agent, commonly used in dry chemical fire extinguisher charges such as the urea-potassium bicarbonate mixture.
An ingredient in many tooth whitening products.
An ingredient in dish soap.
Along with diammonium phosphate, as a yeast nutrient, for fermentation of sugars into ethanol.
A nutrient used by plankton in ocean nourishment experiments for geoengineering purposes.
As an additive to extend the working temperature and open time of hide glue.
As a solubility-enhancing and moisture-retaining additive to dye baths for textile dyeing or printing.
As an optical parametric oscillator in nonlinear optics.