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How does packaging affect the carbonation of soft drinksFeatured science projectScience project video

Observation

The results show that the amount of gas that escaped from the glass bottle, PET bottle and aluminum can per 100 ml, after being shaken, is almost the same.
 

Attempt Packaging material and amount of CO2 released (grams)
  Start 1 2 3 4 5 6 7 8
Glass 0.23 0.41 0.56 0.68 0.79 0.88 0.93 0.95 0.96
PET 0.42 0.77 1.02 1.35 1.64 1.88 2.12 2.31 2.35
Can 0.32 0.59 0.88 1.02 1.27 1.39 1.48 1.52 1.54

 

Packaging Glass bottle PET bottle Can
Volume (ml) 200 500 325
CO2 released (gram) 0.96 2.35 1.54
CO2/100ml (g/100ml) 0.48 0.47 0.47

The graph below represents the results of our science project experiment.

Carbonated Drinks Science Fair Project

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Complexity level:
5
Project cost ($):
10
Time required:
1 hour to prepare, 1 day for experiment
Material availability:
Easily found at a supermarket
Safety concerns: