Candidate: drafted from the sources shown, not yet read by the two reviewers.
acetaldehyde
acetaldehyde Acetaldehyde is a colorless, flammable liquid used in making acetic acid, perfumes, and flavorings.
Acetaldehyde is a colorless, flammable liquid used in making acetic acid, perfumes, and flavorings. In mental health contexts, it is relevant as a substance formed during alcohol metabolism that has general narcotic effects and can irritate mucous membranes; very large amounts can stop breathing and cause death.