jelly base造句

• A " Plus " variant of the ointment exists that adds the analgesic pramoxine, but uses the cheap, simple, long-lasting, but heavier petroleum jelly base common to many over-the-counter topicals.
• Larsen also invented a very successful formula for hand cream, a hair restorer, and " Green Giant Udder Ointment ", a petroleum jelly based ointment that was used to heal cow udders from the chafing of milking machines, but turned out to be an excellent healer for burns and all wounds.