Hey pool owners! Is your chlorine “dead” in the water? When chlorine combines with contaminants, it becomes combined chlorine. And that chlorine isn’t as effective at killing off contaminants. Combined chlorine is also known as chloramines, which gives off that nasty chlorine-like smell in your water. So if you smell chlorine, it actually means you don’t have enough active chlorine in the water. You can get rid of that used-up chlorine by shocking your water with a chlorine or non-chlorine shock

Japan Airlines' safety video: A precise guide that prepared passengers for a textbook evacuation. Safety first, always!" Many airlines are now prioritizing tourism promotion over safety in their safety videos. However, today's crash in Tokyo highlights the critical importance of providing clear and detailed safety instructions to passengers. Japan Airlines stands out for its focus on serious instructions, such as evacuations, luggage procedures, and slide usage in its safety video. These precise