- 4 empty cleaned cans of tomato paste having
identical dimensions
- 4 identical cans of spray paint from Testors, 85
grams – Gloss White # 1245, Yellow # 1214, Gloss Brown # 1240 and
Gloss Black # 1247. Each empty can was sprayed with a different colour
of paint and the paint was allowed to dry before starting the experiment
- Source of light – Globe Halogen Work light,
120V, 250 Watts, 60Hz
- Thermometer Alcohol -20ºC to 110ºC
- Clock for measuring time
- Tap water at 22ºC;
- Measuring cup to measure 100 ml/can
- Poster Board, A-4 paper, laptop – for
project display
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