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Metal Stocks in Society – Scientific Synthesis - Unep Dtie

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<strong>Metal</strong> <strong>Stocks</strong> <strong>in</strong> <strong>Society</strong> <strong>–</strong> <strong>Scientific</strong> <strong>Synthesis</strong><br />

36<br />

<strong>Metal</strong> Reservoir Predom<strong>in</strong>ant<br />

<strong>Metal</strong>-conta<strong>in</strong><strong>in</strong>g<br />

F<strong>in</strong>al Goods<br />

Sn Cans and<br />

conta<strong>in</strong>ers<br />

Sn Electrical and<br />

electronics<br />

End-use<br />

Fraction<br />

(percent)<br />

Reference<br />

EstimatedResidence<br />

Time<br />

(years)<br />

27 % (4) —<br />

23 % (4) —<br />

Reference<br />

Sn Construction Corrosion prevention 10 % (4) 30 <strong>–</strong> 50 (8)<br />

Sn Transport Corrosion prevention,<br />

solder<br />

Ti Carbides,<br />

chemicals,<br />

metal and<br />

metal alloys<br />

10 % (4) 20 <strong>–</strong> 40 (5)<br />

3 % (4) —<br />

W Cutt<strong>in</strong>g tools 50 % (11) 1 (11)<br />

W Light<strong>in</strong>g 22 % (11) —<br />

Zn Build<strong>in</strong>g &<br />

construction<br />

Zn Transportation<br />

Zn Bus<strong>in</strong>ess durables<br />

Galvanised steel<br />

(e.g., frames, pip<strong>in</strong>g),<br />

z<strong>in</strong>c alloys (e.g.,<br />

brass appliances),<br />

and pure z<strong>in</strong>c (e.g.,<br />

roof<strong>in</strong>g)<br />

Motor vehicles, vehicle<br />

tires, and railway<br />

transport, sea and<br />

air transport<br />

48 % (18) 10 <strong>–</strong> 50 (5, 8)<br />

36 % (18) 2-20 (5, 8)<br />

Mach<strong>in</strong>ery 7 % (18) —<br />

Zn Chemicals 5 % (18) —

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