| Strength (M) | Volume of HHO gas produced at constant voltage of 13 V | ||
| KOH (cm3) | NaOH (cm3) | NaHCO3 (cm3) | |
| 0.010 | 32.8 | 28.0 | 11.8 |
| 0.015 | 60.7 | 43.9 | 19.1 |
| 0.020 | 60.7 | 61.3 | 22.8 |
| 0.025 | 88.8 | 69.8 | 25.4 |
| 0.030 | 83.3 | 74.0 | 24.5 |