Symptoms include flaking and sometimes mild itchiness. Hydration around this area helps prevent flaking, dandruff and skin dryness. The most common side-effects are mild skin irritations, redness and flaking. The bark is thin and scaly, flaking off in small circular plates across. The bark is thin and scaly, flaking off in small, circular plates across. They created stone tools made out of chert by chipping, knapping and flaking. Radium paint can be ingested by inhaling flaking paint particles. Prismatic blades are flaked from stone cores through pressure flaking or direct percussion. Some processors produce flakes by crushing the seeds in a flaking roller mill. Pityriasis commonly refers to flaking (or scaling) of the skin. Percussion reduction, or percussion flaking, refers to removal of flakes by impact. Splitting and flaking of nails may be due to a lack of linoleic acid. The bark is grey, smooth when young and later flaking in irregular patches. Tin-glazed earthenware is frequently prone to flaking and somewhat delicate. It is frequently prone to flaking and somewhat delicate.