Ethyl, known best for its tetra ethyl lead gasoline additive, renamed the division VisQueen. Tetra Pak launched the first aseptic carton bottle for milk, the Tetra Evero Aseptic. Some of the more famous are the black spot piranha and the cardinal tetra. Among these are many that are important in the aquarium trade, including the cardinal tetra. Recycling aseptic packages has been one of Tetra Pak's challenges. The lateral line on the neon tetra is also iridescent. It also introduced whisky in Tetra Pak. The blind cave tetra is a hardy species. Most are based on either Tetra Pak or SIG Combibloc systems. Some wine producers are exploring more alternative packagings such as plastic bottles and tetra packs. In 2010, 30 billion used Tetra Pak cartons were recycled, a doubling since 2002. In 2010, 40 percent of Tetra Pak's carton supply was FSC-certified. Frooti was launched in 1985 in Tetra Pak packages. The allegations were contested by Tetra Pak. Pye Ltd evolved into several other companies including TETRA radio equipment manufacturer Sepura.