Perforation of the nasal septum has been reported. Single, short exposure not likely to cause significant skin irritation. However, direct contact with dust or solutions may cause severe irritation. Erythema, blistering, exfoliation, ulceration, necrosis, and scarring. The degree of irritation depends on the concentration and duration of contact.
Effects depend on concentration and duration of exposure.
Repeated or prolonged contact with corrosive substances may result in dermatitis or effects similar to those in acute exposure. Direct contact with the dust may cause irritation with redness and pain and superficial injury. Lacrimation and eye discharge may also occur. Direct contact of calcium chloride in solution is essentially innocuous. If vomiting occurs, keep head lower than hips to prevent aspiration.