| Water | 1.00 | | Platinum | 21.45 | | Gold | 19.32 | | Mercury | 13.60 | | Lead | 11.35 | | Silver | 10.51 | | Copper | 8.94 | | Iron, Wrought | 7.79 | | Iron, Cast | 7.20 | | Tin | 7.29 | | Zinc | 7.19 | | | Ebony | 1.33 | | English Oak | 0.934 | | Cork | 0.240 | | Pine | 0.657 | | Carbon Dioxide | 0.00176 | | Oxygen | 0.00137 | | Air | 0.00128 | | Nitrogen | 0.00120 | | Hydrogen | 0.000096 | | Kerosene | 0.8 | | Alcohol | 0.792 | |