We're talking, of course, about that cartoonishly bubblegum-pink liquid hand soap we all used in the '90s and 2000s. No one really ever had it at their house, but it could nearly always be found ...

My gateway drug into The Pink Stuff orbit was the laundry detergent, titled The Miracle Laundry Detergent Bio Liquid, claiming to swiftly remove tough stains, with seven days of freshness to follow.

Castile soap comes in many different scents in both liquid and bar form. You can find it in a variety of groceries, shops, and bulk food stores. The most well-known and widely distributed brand is Dr.

Simple bar soap cuts greenhouse emissions by about a third compared with liquid soap, according to a study from the Institute of Environmental Engineering at the Swiss university ETH Zurich.