Formaldehyde is well known as formalin (40%) solution used to preserve
biological specimens and to prepare bakelite (a phenol-formaldehyde
resin), urea-formaldehyde glues and other polymeric products Acetaldehyde is used primarily as a starting material in the manufacture
of acetic acid, ethyl acetate, vinyl acetate, polymers and drugs Benzaldehyde is used in perfumery and in dye industries Acetone and
ethyl methyl ketone are common industrial solvents