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Nova Firewheel Sparks Gyrowheel

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Here is a spinner that generates sparks as you push its pin into the thread. The Nova Firewheel has a disc with metal pins that are pulled over emery paper to put on a show in a dark room. The transparent film lights up in red and blue.

Nova Firewheel Sparks Gyro science toy

The metal pins used in this have pyrophoric properties. The above video shows how the

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