| Ppm | Answer | % Correct |
|---|---|---|
| 461,000 | Oxygen | 86%
|
| 56,300 | Iron | 77%
|
| 1,400 | Hydrogen | 73%
|
| 282,000 | Silicon | 73%
|
| 23,600 | Sodium | 68%
|
| 82,300 | Aluminum | 64%
|
| 41,500 | Calcium | 59%
|
| 23,300 | Magnesium | 59%
|
| 20,900 | Potassium | 59%
|
| 1,050 | Phosphorus | 45%
|
| 585 | Fluorine | 41%
|
| 425 | Barium | 14%
|
| 5,650 | Titanium | 14%
|
| 950 | Maganese | 9%
|
| 370 | Strontium | 9%
|