Am I going to explode? The three 9v batteries in series is still

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Can I connect 9v batteries in series and parallel? - Quora

Am I going to explode? The three 9v batteries in series is still an open circuit as the negative and positive are not connected. But what if I clip together to 9v

How many nine volt batteries connected together in series is dangerous? - Quora

Steel Wool and Batteries Have a CRAZY Reaction

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How long does a 9v battery last in smoke detector?

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On a 9-volt battery, which terminal is positive? - Quora