Materials+and+equipment

Materials/equipments :
 * Chemistry**
 * Five 500mL plastic bottles
 * A masking tape or 5 labeling stickers
 * Five 100mL beakers
 * Five stirring rods
 * 5 litmus strips
 * A phosphate testing kit
 * 20g of NaCl
 * 5 filter papers
 * An electronic pH probe
 * A hardness measuring kit
 * A turbidity testing kit

Biology
 * A cutting board
 * 2 dissecting knives
 * 1 cutter knife (for removal of fish scales)
 * Aquatic species from the west lake (fishes sold by the lake)
 * 3 pairs of latex gloves
 * 1 Camera