Prolonged<unk> of the skin can lead to dermatitis. Here the hands and wrists of a worker display chronic dermatitis resulting from long term exposure to kerosene.<unk> is caused by the exposure of human skin to a chemical substance, including alcohols, detergents, chemical solvents and motor oil. Aliphatic compounds (commonly found in kerosene) cause<unk> action, with lower-boiling point aliphatics having the greatest<unk> action and therefore the most potential to cause dermatitis. Aromatic compounds, such as styrene, also have a<unk> capacity.
Defatting 
Choking
Cosmesis
Banding 
Exertion
Exsufflation
Retching
Clipping 