III. Materials

Equipment List :

Items provided by laboratory staff :

• Water dispenser, brand : (Polar, Premium Natural Mineral Water), quantity (1)

• 1m pvc pipe, quantity : (1),

• Glue gun, quantity (1)

• Retort stands, quantity (4)

• Transparent straws, quantity (12)

• Nail, quantity (1)

• Permanent marker, quantity (1)

Items we bought ourselves :

• 1m flexible pipe, quantity : (1), $3.50

• Pipe connector, quantity : (1), $12

• Brown food colouring, brand : Bake King, quantity : (1), $1.55