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Traditionally Methanol is used in a variety of industrial applications. Methanol is primarily used as an industrial solvent for inks, resins, adhesives to wood items, and dyes. It is used as a solvent in the manufacture of cholesterol, streptomycin, vitamins, hormones, and other pharmaceuticals.ethanol is used to produce a variety of chemicals, including formaldehyde and acetic acid. Formaldehyde is added to adhesives used in the wood industry, such as plywood, particle board and laminates.
Methotrexate is used to treat certain types of cancer or to control severe psoriasis or rheumatoid arthritis that has not responded to other treatments. It may also be used to control juvenile rheumatoid arthritis. Methotrexate belongs to a class of drugs known as antimetabolites.