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‘I accept every time I get in my car, there’s a 20% chance I could die’. It is a line from the F1 hit film Rush, spoken by racing driver Niki Lauda's character. Formula 1 was certainly a dangerous sport during the 1970s, but was it really that dangerous? More or Less looks at the data.

Is it true that it takes 1000 years for a plastic bag to degrade? It is a popular claim, but More or Less finds the environmental facts about plastic bags are much less certain than that statistic suggests.

(Image: Niki Lauda. Credit: Getty Images)