Links for Duck Quacks Don't Echo S1E11: Swimming Pool Surprise

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Episode 11

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February 24, 2014
The guys test whether strong chlorine scent is a good indicator of cleanliness in pool water. Also: an experiment with pupil dilation; a look at the dimensions of a blue whale's heart.
February 24, 2014
The guys test whether strong chlorine scent is a good indicator of cleanliness in pool water. Also: an experiment with pupil dilation; a look at the dimensions of a blue whale's heart.