And if I mix baking soda and vinegar they'll bubble unless a meteor strikes the glass.
This level of pedantry ruins any discussion of cause and effect, because there's always some kind of circumstance that could interrupt. Of course anything could be interrupted, people know that. It doesn't stop eye color from being genetic.
People aren't going to be an elaborate multi-paragraph disclaimer about how any physical act is uncertain, even something as simple as a rock falling when dropped, and link it as a footnote at the end of every sentence.
If you think such a disclaimer is important, maybe you should just pretend that everyone already is linking such a disclaimer. It's a secret extra meaning of periods.