As used in this chapter:
a. The words "liquid fuels" shall be deemed to mean and to include fuel in liquid form, which can or may be used for heating purposes; Provided, however, that oils shall not be included if they possess a flash point of one hundred five degrees Fahrenheit or lower, as determined by the Tagliabue closed cup tester or a Saybolt Universal Viscosity at one hundred degrees Fahrenheit higher than fifty-five seconds.
b. The words "weights and measures official" shall be deemed to mean and to include any State, county or municipal superintendent, or assistant superintendent of weights and measures.