^ But impure samples have an odor just like that of matches. A strong odor identified as "scent of sulfur" really is provided off by several sulfur compounds, including hydrogen sulfide and organosulfur compounds. It's not very clear in which the title "sulfur" comes from. It may be derived from https://paxtonhzpdq.blogthisbiz.com/42875515/umbrella-cockatoo-for-sale-uk-an-overview