Delaware Code
Chapter 73. PRODUCTS UTILIZING PETROLEUM DERIVATIVES
§ 7301. Selling without fire test; method of testing.

(a) No person shall sell or offer for sale, within the limits of this State, any kerosene, headlight or other oil for illuminating purposes produced from petroleum, which will not bear the fire test of at least 115° Fahrenheit.
(b) The fire test shall be determined by the use of the Tagliabue instrument or apparatus in method and manner as follows:

(c) The temperature in making the test, as set forth in subsection (b) of this section, shall not be raised or allowed to rise in any instance faster than 2° Fahrenheit per minute.