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petrol to which tetraethyl lead has been added to increase its octane rating and so improve its knock resistance
etüleeritud bensiin . Koolisõnastikud 2005–2010. Estonian Language Institute, Sõnaveeb 2026. https://sonaveeb.ee/search/unif//kool_KV/et%C3%BCleeritud%20bensiin/1/est (24.07.2026)