| 2. |
Detergent solution (1 teaspoon
detergent dissolved in 1 cup of warm water) |
| 3. |
Ammonia water (1 soupspoon
3% ammonia dissolved in 1 cup of water) |
| 5. |
Ice in a plastic bag (after
chilling the stained area, remove dirt residues and fragments and
then vacuum) |
| 6. |
Water solution of vinegar
(1/3 cup of white vinegar dissolved in 2/3 cup of water) |
| 7. |
Warm water (do not use hot
water) |