 It also influenced English spelling reform efforts, explaining the American English "mold" and "molt" vs. the traditional "mould" and "moult".Certain words of more recent origin or coining, however, do not have the change and retain short vowels, including "Al", "alcohol", "bal", "Cal", "calcium", "gal", "Hal", "mal-", "pal", "Sal", "talc", "Val", "doll", "Moll", and "Poll".In most circumstances, the changes stopped there.