Vanilla pulp used in papermaking, in which the lignin is broken down using sulfites or sulfates. However, vanillin is only one of 171 identified aromatic components of real vanilla fruits. The orchid species "Leptotes bicolor" is used as a natural vanilla replacement in Paraguay and southern Brazil. In 1996 the US Food and Drug Administration cautioned that some vanilla products sold in Mexico were made from the cheaper tonka bean which as well as vanillin also contains the toxin coumarin. They advised consumers to always check the ingredients label and avoid suspicously cheap products. In the United States, castoreum, the exudate
Renfe Feve However, from 1978 onwards, with the introduction of regional devolution under the new Spanish constitution, FEVE also began transferring responsibility for a number of its operations to the new regional governments. This happened in Catalonia (FGC) in 1979, in a portion of the Basque (Euskotren) network in 1982, in the Valencian Community (FGV) in 1986, and with the Majorcan Railways (SFM) in 1994. That did not however occur in the Region of Murcia, where the narrow-gauge railway network remained under FEVE control. The above-mentioned EFE (Explotación de Ferrocarriles por el Estado) also operated the Carabanchel – Chamartín de la Rosa