Because it stinks and you don't want to smell it.
how do you control bad odor or smell due to sweating
Your innate reaction to bad odor is to resist it: your body knows that it's 'not right' without your brain processing the data. You grab your nose as a way to stop the message. Holding your nose helps you avoid the bad odor until you can move far enough away from it to breathe fresh air.
Odours are smelt through the nose
Holding your nose helps to prevent the unpleasant smell particles from entering your nasal passages and reaching your olfactory receptors, which are responsible for detecting odors. This action can reduce the intensity of the bad smell perceived by your brain.
They wear nose plugs.
If something smells bad.
Bad smell Bloody nose Under water Sneeze
Odors effect sensitive membranes in your nose. Each odor has a unique effect on your nose and your body absorbs the essence of the odor through particulates caught in your nose. When you smell, for instance, a clogged toilet your nose is catching small particles floating in the air around the source. The body creates saliva and some mucous to flush out some of the particles, dulling the sense briefly and reducing the odor. It's sort of your nose's gag reflex.
You hold the beaker or like container under, but away from your nose and use your free hand to waft the aroma to your nose. That is the safe way, but I always shotgun it straight to my nose.
you can smell a bad smell in your nose is because, when you inhale, your nose takes your ,"smellings" into the nose to something that takes the materials and sends a signal to your brain, which makes a bad scent
The unpleasant odor coming from the outside of the nose could be due to a buildup of bacteria, sweat, or dirt on the skin's surface. Poor hygiene practices, skin conditions, or environmental factors can also contribute to this odor. Keeping the nose clean and practicing good hygiene can help reduce or eliminate the bad smell.
The correct method to test the odor of an unknown chemical is to waft the vapor towards your nose using a piece of paper. This helps to prevent inhaling a concentrated amount of the chemical. Avoid directly sniffing the chemical as it may be harmful.