You don’t need to test your glass of water every hour like a paranoid goldfish. Check it once a week if you’re keeping fish or growing tomatoes, or just whenever something seems off—like your plant leaves turning yellow for no reason. Also, check it after heavy rain if you have a garden pond, because rain can mess with the balance.
Ph Of Drinking Water Test | How To Measure Ph In Water – RYJIWN
And definitely check it if you’re trying to make kombucha or sourdough starter. Those little microbes are super fussy and will literally stop fermenting if the pH is wrong. I once killed an entire batch of kombucha because I was too lazy to test, and my kitchen smelled like a sad sock for a week.