1. Butagaz (2011). Fiche de données de sécurité Butagaz: Butane commercial, 1–9. URL Accessed 08.03.13.
2. Acute gastric perforation after butane ingestion;Cheng;The American Surgeon,2010
3. Code of Federal Regulations (2012). Sec. 184.1165 n-butane and iso-butane. 21CFR184.1165, Title 21, Volume 3.
4. Code of Federal Regulations (2013a). Inert ingredients used pre-and post-harvest; exemptions from the requirement of a tolerance. 40CFR180.910, Title 40: Protection of Environment, Part 180 – Tolerances and exemptions for pesticide chemical residues in food. URL Accessed 08.03.13.
5. Code of Federal Regulations (2013b). Inert ingredients applied to animals; exemptions from the requirement of a tolerance. 40CFR180.930, Title 40: Protection of Environment, Part 180 – Tolerances and exemptions for pesticide chemical residues in food. URL Accessed 08.03.13.