Metal Stocks in Society â Scientific Synthesis - UNEP

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Metal Stocks in Society – Scientific SynthesisMetal Reservoir PredominantMetal-containingFinal GoodsEnd-useFraction(percent)ReferenceEstimatedResidenceTime(years)ReferenceSnSnCans andcontainersElectrical andelectronics27 % (4) —23 % (4) —Sn Construction Corrosion prevention 10 % (4) 30 – 50 (8)Sn Transport Corrosion prevention,solder10 % (4) 20 – 40 (5)TiCarbides,chemicals,metal andmetal alloys3 % (4) —W Cutting tools 50 % (11) 1 (11)W Lighting 22 % (11) —ZnBuilding &constructionGalvanised steel(e.g., frames, piping),zinc alloys (e.g.,brass appliances),and pure zinc (e.g.,roofing)48 % (18) 10 – 50 (5, 8)ZnTransportationMotor vehicles, vehicletires, and railwaytransport, sea andair transport36 % (18) 2-20 (5, 8)ZnBusiness durablesMachinery 7 % (18) —Zn Chemicals 5 % (18) —36
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Page 11 and 12: Executive SummaryThe continued incr
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Metal Stocks in Society â Scientific Synthesis - UNEP

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Metal Stocks in Society â Scientific Synthesis - UNEP