Robert Chesebrough acid or an open flame, then spread the clear jelly on his injuries while demonstrating past injuries, healed, he claimed, by his miracle product. To further create demand, he gave out free samples. Chesebrough opened his first factory in 1870. The first known reference to the name Vaseline is in his U.S. patent: “I, Robert Chesebrough, have invented a new and useful product from petroleum which I have named 'Vaseline…'" . The word is believed to come from German "Wasser" (water) + (oil). Chesebrough lived to be 96 years old and was such a believer in Vaseline that he claimed
Wharton's jelly published in 1656. Wharton's jelly Wharton's jelly ("substantia gelatinea funiculi umbilicalis") is a gelatinous substance within the umbilical cord also present in vitreous humor of the eyeball, largely made up of mucopolysaccharides (hyaluronic acid and chondroitin sulfate). It also contains some fibroblasts and macrophages. It is derived from extra-embryonic mesoderm. As a mucous tissue, it protects and insulates umbilical blood vessels. Wharton's jelly, when exposed to temperature changes, collapses structures within the umbilical cord and thus provides a physiological clamping of the cord (an average of) 5 minutes after birth. Cells in Wharton's jelly express several stem cell genes, including