Naphtha n. : The complex mixture of volatile, liquid, inflammable hydrocarbons, occurring naturally, and usually called crude petroleum, mineral oil, or rock oil. Specifically: That portion of the distillate obtained in the refinement of petroleum which is intermediate between the lighter gasoline and the heavier benzine, and has a specific gravity of about 0.7, -- used as a solvent for varnishes, as a carburetant, illuminant, etc.

Naphtha n. : One of several volatile inflammable liquids obtained by the distillation of certain carbonaceous materials and resembling the naphtha from petroleum; as, Boghead naphtha, from Boghead coal (obtained at Boghead, Scotland); crude naphtha, or light oil, from coal tar; wood naphtha, from wood, etc.

Example:
Is there an age limit to buy xylene, dichloromethane, Naphtha, and acetone?

Taxonomy
naphtha, VM&P Naphtha, product, feedstock, fuel, mixture, Shellite, volume percent, hydrocarbons, MSDS, chemicals, liquid, free encyclopedia, petroleum, volatile, olefins, solvent, refinery.

Defination from the web:
Naphtha is used primarily as feedstock for producing a high octane gasoline component (via the catalytic reforming process) ... Links to more MSDS for various camping-stove fuels including several that include naphtha ...