Is petrol better value when it's cold?

25 April 2014
Presented by Chris Smith, Redi Tlhabi.

PETROL-PUMP

Petrol pump

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How can cochlear implants deliver gene therapy? Are you better off circumcised? What is the biggest discovery of the last 20 years? Can planets exist without a parent star to orbit? Does lighting a match mask a bad smell? Are there devices to help achieve perfect pitch? And do i get more petrol for my money when it is cold?

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