| Measured factor | Evaluated parameter | Frequency (%) |
| Management of used containers | No response | 4 (4) |
| Throwing in garbage | 34 (34) | |
| Throwing in barren land/water source | 36 (36) | |
| Burning | 7 (7) | |
| Cleaning and reuse | 7 (7) | |
| All of the above | 4 (4) | |
| Other (burrying, selling) | 5 (5) | |
|
| No idea | 3 (3) |
| Existence of residues | No response | 4 (4) |
| Air | 10 (10) | |
| Soil | 29 (29) | |
| Ground water | 18 (18) | |
| Fruits, seeds and leaves | 17 (17) | |
| All of the above | 14 (14) | |
| None of the above | 3 (3) | |
| No idea | 5 (5) |