It's normal to have malassezia on your skin. Too much of it, though, is linked to dandruff. These are some of the common reasons your scalp can get dry and itchy: Seborrheic dermatitis (or seborrhea): This common skin condition causes redness, itching, and flaking. It can occur on many parts of the body. When it affects the scalp, it's called dandruff. It's treatable.
Most breathalyzers use one of three technologies to detect Blood Alcohol Content (BAC), which is the concentration of alcohol in a person's blood: a semiconductor oxide sensor, a fuel cell sensor or an infrared spectrometer.Semiconductor oxide-based testers, such as the. or. , are relatively new and very affordable.nfrared Spectrometry is used in large, table-top breathalyzers often found at police stations (and in. ). Spectrometers work by identifying molecules based on the way they absorb infrared light. The level of ethanol in a sample is singled out and measured, and a subject's alcohol level can then be determined.
Itâs a myth that mouthwash cures bad breath. Mouthwash causes bad breath by drying out the mouth. Mouthwash is full of alcohol â up to 25% alcohol in some brands, which is more than beer! Alcohol dries out the mouth which exacerbates bad breath because saliva is what disorganizes bacteria in the mouth. Saliva maintains a healthy pH in the mouth and ensures that certain types of bacteria donât propagate.