1 Sodium nitrate is a type of salt, naturally found in Chile and Peru. 2  It can also be created in a lab. 3  Sodium nitrite is also a type of salt, but is not found naturally and is created in a lab or as a byproduct of two other chemical reactions (i.e. when sodium nitrate is added to food and reacts with existing chemicals).
Eczema on Ear. Eczema on the ear can be particularly uncomfortable because of the extreme itchiness it can cause and the likelihood of an infection developing when the skin is damaged. The ear also becomes more prone to invasion by bacteria or fungus.
Atopic eye dermatitis is the umbrella term for all types of eye eczema and eye dermatitis. However there are specific eye conditions that may come under the umbrella term of eye eczema, but are in fact something a little different. Below is a guide to the eye conditions that can cause symptoms of eye eczema; Seborrheic eye eczema. Seborrheic eye eczema is a form of skin inflammation of unknown cause. The signs and symptoms of seborrheic eye eczema include yellowish, oily, scaly patches of skin on the eyelids and redness.