What is Tetraethyllead?
'''Tetraethyllead''' (commonly styled '''tetraethyl lead'''), shortened to '''TEL''', is a [[chemical compound]] with the formula ([[ethyl group|CH<sub>3</sub>CH<sub>2</sub>]])<sub>4</sub>[[lead|Pb]]. They add this into [[petroleum|petro]]-[[fuel]]. It is first being mixed with [[gasoline]] beginning in the 1920s. This has caused increased vehicle performance and fuel economy.<ref name=BMJ1928>{{cite journal|journal=British Medical Journal|volume=1|issue=3504|pages=366–7|date=3 March 1928|pmid=20773729|pmc=2455205|doi=10.1136/bmj.1.3504.366|title=Tetra-Ethyl Lead as an Addition to Petrol}}</ref><ref>{{citation|title=After Lead?|work=[[Popular Science]]|page=94|edition=October 1987|url=https://books.google.com/books?id=oAAAAAAAMBAJ&pg=PA94|publisher=Bonnier Corporation|date=October 1987}}</ref> TEL had been identified chemically in the mid-19th century. In recent years, this chemical has been linked to [[climate change]] and is highly toxic.<ref>{{cite web | url=https://toxnet.nlm.nih.gov/cgi-bin/sis/search/a?dbs+hsdb:@term+@DOCNO+841 |title = TETRAETHYL LEAD - National Library of Medicine HSDB Database}}</ref> ==References== {{reflist}} {{chem-stub}} [[Category:Organic compounds]] [[Category:Lead compounds]]