Research Article
Evaluation of Materials in a Biomechanical System for Uses in Industrial Lifting Activities
Table 3
Analysis of copper, chromium, and nickel prices in US dollars (2014).
| | Months | Cost of metals, dollars/pounds | | Copper | Chrome | Nickel |
| | January | 3.12 | 1.02 | 7.84 | | February | 3.15 | 1.04 | 8.12 | | March | 3.18 | 1.05 | 8.25 | | April | 3.23 | 1.08 | 8.36 | | May | 3.26 | 1.06 | 8.30 | | June | 3.32 | 1.03 | 8.35 | | July | 3.36 | 1.07 | 8.87 | | August | 3.26 | 0.98 | 6.67 | | September | 3.22 | 1.03 | 6.89 | | October | 3.17 | 1.05 | 7.43 | | November | 3.25 | 1.06 | 7.65 | | December | 3.36 | 1.08 | 7.79 |
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Source: Kitco Gold index, http://www.kitco.com.
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