Is the 'five second rule' even true?

Is the 'five second rule' even true? TikToker HowDirtyIs set out to settle the debate once and for all - and it's bad news if you've been living by the five-second rule. The scientist dropped a petri dish onto a surface for varying lengths of time, ranging from 0 seconds to one minute. Even the petri dish that only grazed the surface for one second was covered in bacteria colonies at the end of the experiment. Will you still follow the 'five second rule'?