Why is it important to change the sanitizing water when it gets dirty or has organic matter like food debris in it?

Because the raw material and food waste can become contaminated with microorganisms. In addition, the effectiveness of the disinfectant decreases over time.

Explanation:

Organic matter and food scraps are great culture media for the proliferation of unwanted microorganisms. These microorganisms cause the decay of organic matter and food waste, which reduces hygiene in their environment and can cause disease and attract unwanted animals. For this reason, it is very important that you change disinfectant water when it becomes dirty or contains organic matter such as food scraps. In addition, the disinfectant has its potential reduced over time, so you need to change it.

when in a crucial situation, after calling 911, the correct posture for delivering effective compression is the proper hand placement.

first, place two fingers at the sternum, then put the heel of your other hand next to the fingers and place hand on top of the other. lock your elbows by using your body’s weight and compress the victim’s chest with a depth of 2 inches.

moreover, do 15 compression and 2 breaths, this process must be done four times until there is a pulse or a arrive.