Metal Stocks in Society – Scientific Synthesis - Unep Dtie
Metal Stocks in Society – Scientific Synthesis - Unep Dtie
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) —