| Element |
wt. % |
Location |
| (by
wt. %) |
|
|
| |
|
|
| Silica |
24.8803 |
Glass,
CRT,circuit boards |
| Plastic |
22.9907 |
Structural,
insulation |
| Iron
(Fe) |
20.4712 |
Structural,
magnets, CRT, circuit boards |
| Aluminum
(Al) |
14.1723 |
Structural,
connectors, CRT, circuit boards |
| Copper
(Cu) |
6.9287 |
Connectors,
CRT, circuit boards |
| Lead
(Pb) |
6.2988 |
Solder,
CRT (Xray shield), circuit boards |
| Zinc
(Zn) |
2.2046 |
Battery,
CRT phosphors, circuit boards |
| Tin
(Sn) |
1.0078 |
Solder,
CRT |
| Nickel
(Ni) |
0.8503 |
Structural,
magnets, CRT, circuit boards |
| Barium
(Ba) |
0.0315 |
CRT
(Xray shielding) |
| Manganese
(Mn) |
0.0315 |
Structural,
magnets, CRT, circuit boards |
| Silver
(Ag) |
0.0189 |
Circuit
boards, connectors |
| Beryllium
(Be) |
0.0157 |
Thermal
conductivity, circuit boards, connectors |
| Cobalt
(Co) |
0.0157 |
Structural,
magnets, CRT, circuit boards |
| Tantalum
(Ta) |
0.0157 |
Capacitors,
circuit boards, power supply |
| Titanium
(Ti) |
0.0157 |
Pigment,
alloying agent for Aluminum structural |
| Antimony
(Sb) |
0.0094 |
Diodes,
circuit boards, CRT |
| Cadmium
(Cd) |
0.0094 |
Battery,
CRT phosphors, circuit boards |
| Bismuth
(Bi) |
0.0063 |
Thick
film wetting agent, circuit boards |
| Chromium
(Cr) |
0.0063 |
Decorative,
alloy agent in steel structural |
| Mercury
(Hg) |
0.0022 |
Battery,
switches, circuit board |
| Germanium
(Ge) |
0.0016 |
Semiconductor,
circuit board |
| Gold
(Au) |
0.0016 |
Connectivity,
circuit boards, connectors |
| Indium
(In) |
0.0016 |
Transistor
dopant, rectifiers, circuit boards |
| Ruthenium
(Ru) |
0.0016 |
Resistive
circuit, circuit boards |
| Selenium
(Se) |
0.0016 |
Rectifiers,
circuit boards |
| Arsenic
(As) |
0.0013 |
Transistor
dopant, circuit board |
| Gallium
(Ga) |
0.0013 |
Semiconductor,
circuit board |
| Palladium
(Pd) |
0.0003 |
Connectivity,
circuit boards, connectors |
| Europium
(Eu) |
0.0002 |
CRT
phosphor activator, circuit boards |
| Niobium
(Nb) |
0.0002 |
Welding
alloy |
| Vanadium
(V) |
0.0002 |
CRT
and phosphors |
| Yttrium
(Y) |
0.0002 |
CRT
and phosphors |
| Platinum
(Pt) |
> 0. |
Thick
film conductor, circuit boards |
| Rhodium
(Rh) |
> 0. |
Thick
film conductor, circuit boards |
| Terbium
(Tb) |
> 0. |
Green
phosphor activator, dopant, CRT, circuit boards |