Dirt, dust, harmful gases, moist air containing harmful microorganisms. Air pollution too.
the answer need two words
dirt
Pollution, smoke.
Unhealthy elements in the air you breathe can include pollutants such as particulate matter, volatile organic compounds (VOCs), carbon monoxide, sulfur dioxide, nitrogen oxides, and ozone. These pollutants can contribute to respiratory issues, heart problems, and other health conditions when inhaled in high concentrations over long periods of time. It is important to minimize exposure to these unhealthy elements by staying indoors during peak pollution times, using air purifiers, and taking measures to reduce pollution sources.
They both contain the same elements, only different quantities of them.
There are 3 main ingredients in the air that you breathe. Carbon, oxygen, and nitrogen are the 3 main elements.
it is unhealthy so you should often clean the cage.
Well, the air in China is mostly not safe to breathe in, since the air is full of PM 2.5 particles which are unhealthy for your body. To make things worse, only 3 cities out of 73 passed air quality standards, which means wherever you go you will most likely see smog in the sky.
Bad communication, lack of trust, and disrespect are some elements to an unhealthy relationship
Air is one of the classical elements, but not an element on the periodic table. The air we breathe is a compound composed of many gases that are in the periodic table separately.
They breathe air with lungs.
They do breathe air.
Betta fish breathe air....yes... that's right... they breathe air. They breathe air because they have an organ by their gills that is called the Labyrinth's Organ which allows them to breathe air. They breathe air by coming up to the surface of the water. Then they gather air in their mouths and hold their breath underwater.
Yes, cheetahs do breathe air.