Being a racecar driver in NASCAR is a dangerous job. One small mistake can send cars flying, cause multi-car crashes and, in some cases, be fatal. Diandra Leslie-Pelecky explores the science behind some of the features in NASCAR that are designed to keep the drivers safe

中文翻译：

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安全赛车的科学

在NASCAR中担任赛车手是一项危险的工作。一个小错误可能会使汽车飞行，导致多车祸，甚至在某些情况下是致命的。Diandra Leslie-Pelecky探索了NASCAR某些旨在确保驾驶员安全的功能背后的科学