Repeated exposure may cause permanent brain, nervous system, and internal organ damage. The weight of the papers will embed the materials into the paper, eliminating the need for fixatives. Photo mount and spray adhesive are hazardous by skin absorption, inhalation, and ingestion. Inhalation may cause respiratory system irritation as well as temporary and permanent nervous system damage. Aspiration of all oils and hydrocarbons may cause pneumonia.
Most solvents including naphtha, kerosene, and gasoline contain both benzene and possibly lead.
Cutting oils are a human carcinogen, moderately toxic via skin absorption, and highly toxic by ingestion.