I create my own artwork with the least toxic paints available and I do not use solvents such as turpentine to thin the oil paints or clean my brushes. Baugh Norman Oils Lamp black contains carbon and is a human carcinogen. Repeated skin contact can lead to skin cancer due to impurities.
Inhalation can cause chronic respiratory irritation.
Lamp black is made from the soot of burning coal plus naphthalene that is then collected off of the tent material the lamps are burned in. All are human carcinogens, tertogens, and suspected mutagens. Inhalation of nickel dust may lead to lung and nasal cancer. It is not clear whether all nickel compounds cause cancer. Inhalation can cause upper respiratory irritation.