| ELEMENTS | MACHINERY PARTS |
| Aluminum | Pistons, bearings, pumps, thrust washers |
| Antimony | Bearings, grease |
| Barium | Rust and oxidation inhibitor additives, grease |
| Boron | Anti-corrosion additives in coolant, dust, water |
| Calcium | Detergent/dispersant additives |
| Chromium |
Piston rings in internal combustion
engines |
| Copper |
Bearings, brass/bronze alloys, bushings, thrust washers |
| Iron |
Shafts, rolling-element bearings,
cylinders gears, piston rings |
| Lead | Bearings, fuel additives, anti-wear additives |
| Lithium | Grease, additives |
| Magnesium | Transmissions, detergent additives |
| Molybdenum | Piston rings, electric motors, extreme-pressure additiv-es |
| Nickel | Bearings, valve train, turbine blades |
| Phosphorus | Anti-wear additives, extreme-pressure gear additives |
| Potassium | Coolant additives |
| Silver | Bearing cages (plating), gear teeth, shafts |
| Silicon | Dust/dirt, defoamant additives |
| Sodium | Detergent or coolant additives |
| Tin | Journal bearings, bearing cages, solder |
| Titanium | Bearing hub, compressor blades |
| Zinc | Neoprene seals, grease, anti-wear additives |
