From Longman Dictionary of Contemporary Englishlead-freelead-free /ˌled ˈfriː◂/ adjective TTCTPGlead-free petrol or paint contains no lead SYN unleaded
Examples from the Corpus
lead-free• Cerene white frits are lead-free and do not contain zirconium silicate as the opacifying agent.• Despite the mechanics' worries motoring organisations say they are confident lead-free means trouble free.• The stores subsequently agreed to sell lead-free mini-blinds.• What difference does lead-free petrol make?• Perhaps lead-free petrol, or traffic-free streets.• Britain's car manufacturers and oil companies now accept the inevitability of lead-free petrol.• Provision for lead-free sample containers is a major requirement.• Speedfit fittings are lead-free, totally safe for drinking water, and are Water Research Centre listed. 