Petroleum jelly is unable to detonate without the use of a blasting cap. It was used as a stabiliser in the manufacture of the propellant Cordite. Petroleum jelly can be used to coat the inner walls of terrariums to prevent animals crawling out and escaping. A stripe of petroleum jelly can be used to prevent the spread of a liquid. For example, it can be applied close to the hairline when using a home hair dye kit to prevent the hair dye from irritating or staining the skin. It is also used to prevent diaper rash. Petroleum jelly is used to gently
Star jelly Star jelly Star jelly (also called astromyxin, astral jelly) is a gelatinous substance sometimes found on grass or even on branches of trees. According to folklore, it is deposited on the Earth during meteor showers. Star jelly is described as a translucent or grayish-white gelatin that tends to evaporate shortly after having "fallen." Explanations have ranged from the materials being the remains of frogs, toads, or worms, to the byproducts of cyanobacteria, to the paranormal. Reports of the substance date back to the 14th century and have continued to the present day. There have been reports of 'star-jelly' for centuries.