Petroleum jelly similar. Petroleum jelly is a non-polar hydrophobic (water-repelling) hydrocarbon and insoluble in water. Glycerol is an alcohol that is strongly hydrophilic (water-attracting): by continuously absorbing moisture from the air (hygroscopic), it produces the feeling of wetness on the skin. This feeling of wetness is similar to the feeling of greasiness produced by petroleum jelly. Most uses of petroleum jelly exploit its lubricating and coating properties. Vaseline brand First Aid Petroleum Jelly, or carbolated petroleum jelly containing phenol to give the jelly additional antibacterial effect, has been discontinued. During World War II, a variety of petroleum jelly called "red veterinary petrolatum,"
Coffee jelly Coffee jelly Recipes for coffee jelly appear in cookbooks published in England as early as 1817. The earliest recipes call for coffee to be mixed with calves' foot jelly and sometimes call for isinglass or other clarifiers. After the introduction of packaged gelatin, most recipes call for the gelatin to be dissolved in the hot coffee and then molded. In the early 20th century coffee jelly was promoted as a healthier alternative to hot coffee, as it was thought the gelatin would absorb excess acid in the stomach. Jell-O launched a short lived coffee gelatin mix in 1918, but the