It is unit used to measure scent emission of people and objects; one olf is defined as the scent emission of an "average person", a sitting adult that takes an average of 0.7 baths per day and whose skin has a total area of 1.8 m2; the scent emission of an object or person is measured by specially trained personnel comparing it to normed scents.

It refers to the vascular reaction of the skin marked by the transient appearance of smooth, slightly elevated patches (wheals, hives) that are redder or paler than the surrounding skin and often attended by severe itching.

It is skin reaction resulting from a single or multiple exposure to a physical or chemical entity at the same site, characterized by the presence of inflammation; it may result in cell death.

(Don't lay it on too thick, but this kind of question can make an HR person's day.)

Actually fish in take water through their skin...though they do drink water and throw water out to get oxygen through gills..but ocassionally they end up taking water through mouth into stomach also..

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Pets itch, scratch, bite, and lick themselves for many reasons. Some of the more common itching causes include: skin parasites, bacterial or fungal skin infections, stress or boredom, contact irritants and inhalant allergies.