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 />
32<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 />
Cr Build<strong>in</strong>g & <strong>in</strong>frastructure<br />
Cr Transportation<br />
Cr Household<br />
appliances &<br />
electronics<br />
Cr <strong>Metal</strong> goods<br />
& other uses<br />
Cr Industrial<br />
mach<strong>in</strong>ery<br />
Co Transportation<br />
End-use<br />
Fraction<br />
(percent)<br />
Reference<br />
EstimatedResidence<br />
Time<br />
(years)<br />
Reference<br />
Elevators, railways 25 % (7) 30 <strong>–</strong> 50 (8)<br />
Automotive exhaust<br />
systems, railway<br />
equipment, ship<br />
build<strong>in</strong>g, aviation<br />
Appliances, household<br />
products<br />
15 % (7) 30 for<br />
planes,<br />
tra<strong>in</strong>s,<br />
and ships<br />
5-15<br />
for automobiles<br />
and<br />
parts<br />
5 % (7) 15 (10)<br />
Cutlery, fasteners 30 % (7) 5 <strong>–</strong> 15 (10)<br />
Heat exchangers,<br />
tanks<br />
Automotive equipment,<br />
railway equipment,<br />
ship build<strong>in</strong>g,<br />
aviation<br />
25 % (7) 20 (8)<br />
43 % (4) 20 <strong>–</strong> 40 (8)<br />
Co Chemicals 26 % (4) —<br />
Co Cutt<strong>in</strong>g tools Blades, disks 22 % (4) 1 (11)<br />
Co Industrial durables<br />
Cu Build<strong>in</strong>g &<br />
construction<br />
Industrial (<strong>in</strong>-plant)<br />
mach<strong>in</strong>ery and<br />
equipment<br />
Build<strong>in</strong>g wire and<br />
copper tube<br />
Cu Infrastructure Copper cable used by<br />
telecom utilities and<br />
power utilities<br />
Cu Transportation<br />
Automotive equipment,<br />
railway equipment,<br />
ship build<strong>in</strong>g,<br />
aviation<br />
22 % (4) 20 (8)<br />
50 % (12) 25 <strong>–</strong> 40 (5)<br />
22 % (12) 50 (5)<br />
5 % (12) 10 <strong>–</strong> 30 (5)
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