pH, or potential hydrogen, is a category that's all about balance. It's the measurement of acidity or alkalinity in a substance and it's crucial for everything from maintaining healthy soil to creating a perfectly mixed cocktail. Our top trends in this category show a diverse range of interests, from behavior change to bacterial growth, but they all have one thing in common - a need for pH balance. Whether you're a scientist trying to measure electrode potential or a coffee aficionado seeking purity in your cup, understanding pH is key. So let's raise a toast to the importance of being pH balanced, because when it comes to achieving greatness, it's all about finding that sweet spot.