Water crystal gel

Water crystal gel or water beads or gel beads is any gel which absorbs and contains a large amount of water. Water gel is usually in spherical form and composed of a water-absorbing superabsorbent polymer (SAP, also known as slush powder in dry form) such as a polyacrylamide (frequently sodium polyacrylate).

Uses
Water gels are used for:


 * Supplying water to small animals as an alternative to supplying water in a dish. Some small animals tend to fall into dishes of water and drown.
 * Watering or potting plants.
 * In vases of cut flowers
 * Use in gardens to save water.
 * Used as ammunition for gel blaster toy guns. Usually came in 7–8 mm when full size.
 * Colorful decorations or artificial snow.
 * In a dry state as absorbent filler inside disposable diapers and sanitary napkins.
 * Proposed for controlling or containing floods.