2. One cap of hydrogen peroxide every time the water is changed.

3. One part lemon lime soda to 3 parts of water.

4. Two tablespoons lemon juice, one tablespoon sugar, one quarter teaspoon bleach in one vase of water.

6. Use 50% warm water, 50% Sprite or 7UP plus one and a half teaspoons of bleach.

* Sugar provides energy.

* Citric acid acts as an acidifier.

* Bleach prevents bacteria growth.