| VARIABLE | Branded petroleum dispensing stations | Independent petroleum dispensing stations | ||||||
| YES | NO | YES | NO | |||||
| Freq | % | Freq | % | Freq | % | Freq | % | |
| Fixed Storage tanks in safe position away from direct sunlight | 27 | 90.3 | 4 | 9.7 | 11 | 68.8 | 5 | 31.2 |
| Fire resistant storage structure | 26 | 83.9 | 5 | 31.1 | 9 | 56.2 | 7 | 43.8 |
| Availability of vent pipes on storage tanks. | 10 | 32.3 | 21 | 67.7 | 4 | 25 | 12 | 75 |