Copper Sulphate

10g

Ethanol

50ml

Iodine crystals

2g

Isopropanol

20ml

Lithium chloride

10g

Methylated spirit

100ml

Potassium chloride

10g

Sodium chloride

20g

Balloon

1

Beaker – glass – 100ml

1

Beaker – plastic – 100ml

1

Candle

1

Chalk

2