There are factors that influence crevice corrosion. 1  These include: 2  The type of crevice: either metal to metal or metal to nonmetal. 3  The geometry of the crevice: including the size of the gap, its depth and the surface roughness. 4  The composition of the metal: the structure of the alloy composition and can be Cr, Mo, or others.
1 Allergies - Allergic reactions can lead to leaks in the subcutaneous capillary beds which can cause swelling in the face, including around the eyes.  Skin disorders - Eye puffiness can be a side effect of certain skin disorders, such as dermatitis, if the affected area becomes very sensitive, leading to swelling.
Puffy eyes generally result from a variety of factors, including: 1  Overconsumption of salt, which causes fluid retention. 2  Allergies that can cause inflammation and swelling. 3  Sinus problems. 4  Dehydration. 5  Fatigue and lack of sleep. 6  Stress. 7  Crying. 8  Aging. 9  Inherited facial features.