Before taking thrill-seekers on a heart-racing ride, a state-of-the-art roller coaster is rigorously tested every morning in order to be declared fit for use.
Channel: Education Channel
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Before taking thrill-seekers on a heart-racing ride, a state-of-the-art roller coaster is rigorously tested every morning in order to be declared fit for use.
Channel: Education Channel
Related tags:
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