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Inhalant drugs are often used by children, teenagers, incarcerated or institutionalized people, and impoverished people, because these solvents and gases are ingredients in hundreds of legally available, inexpensive products, such as deodorant sprays, hair spray, contact cement and aerosol air fresheners. However, most users tend to be ...
When we’re exposed to a constant smell, like the scent of our house, our brain starts to filter out that smell. This lets us focus on new smells that may occur in the environment rather than get ...
It is a colorless gas with a distinctive putrid smell. It is a natural substance found in the blood, brain and feces of animals (including humans), as well as in plant tissues. It also occurs naturally in certain foods, such as some nuts and cheese. It is one of the chemical compounds responsible for bad breath and the smell of flatus.
Air fresheners from Febreze. Air fresheners are products designed to reduce unwanted odors in indoor spaces, to introduce pleasant fragrances, or both. They typically emit fragrance to mask odors but may use other methods of action such as absorbing, bonding to, or chemically altering compounds in the air that produce smells, killing organisms that produce smells, or disrupting the sense of ...
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Toss one in your purse to use at the office, keep one in your gym bag when you need to breathe easier or just keep a few spare ones in your medicine cabinet for when cold and flu season strikes.
The term is also used in the study of indoor air quality, for example, in the perception of odors from people, tobacco, and cleaning agents. Since odor detection may be an indicator that exposure to certain chemicals is occurring, olfactory fatigue can also reduce one's awareness about chemical hazard exposure.
Nitrogen dioxide poisoning may alter macrophage activity and immune function leading to susceptibility of the body to a wide range of infections, and overexposure to the gas may also lead to methemoglobinemia, a disorder characterized by a higher than normal level of methemoglobin (metHb, i.e., ferric [Fe 3+] rather than ferrous [Fe 2 ...