[13] The new consumption-restriction regulations are— _Exterior use on plaster, brick, stone, and cement_: 1. Surfaces already painted with oil paint may be repainted with oil paints, without restrictions; 2. Surfaces calcimined may be painted with paints containing not more than 15 percent oil; 3. Unpainted surfaces may be painted only with paints free of oil. _Exterior use on wood_: Linseed oil paint may be used for the first coat, and succeeding coats may contain up to 70 percent oil. _Exterior and interior use on metal_: Oil paints may be used without restriction. _Interior use on plaster, brick, stone, and cement_: 1. Surfaces already painted with oil paint may only be repainted with paint containing not more than 15 percent oil. 2. Unpainted surfaces must be painted with paint free of oil. _Interior use on wood, to be cleaned with soap and soda_: El Varnish and oil varnish may be used for the first coat followed by paint containing up to 70 percent oil. _Interior use on wood, not cleaned with soap and soda_: As above, except that succeeding coats may contain not more than 40 percent oil. [14] Acknowledgment: Most of the information about the industry in Great Britain was submitted by Norman Inwood of the staff of the American consulate general at London, England. [15] Acknowledgment: Information obtained on the synthetic resin industry in France was furnished by Addison E. Southard, American consul general at Paris. [16] Acknowledgment: Much of the information on the Japanese synthetic resin industry included herein was furnished by Carl H. Boehringer, Assistant Trade Commissioner at Tokyo at the request of the U.S. Tariff Commission. [17] These figures are based on an average naphthalene content of coal tar of slightly less than 10 percent. The total amount contained would, of course, not be recovered even under ideal market conditions as to price and demand. [18] Par. 1651. Coal-tar products: ... naphthalene which after the removal of all the water present has a solidifying point less than 79° C. ... (Free). [19] Par. 27. Coal-tar products: (_a_) (1), (5) ... naphthalene which after the removal of all water present has a solidifying point of 79° C. or above; all the foregoing products in this paragraph whether obtained, derived, or manufactured from coal tar or other sources; ... 40 percent ad valorem and 7 cents per pound. (_c_) The ad valorem rates provided in this paragraph shall be based upon the American selling price (as defined in subdivision (g) of section 402, title IV), of any similar competitive article manufactured or produced in the United States. If there is no similar competitive article manufactured or produced in the United States then the ad valorem rate shall be based upon the United States value, as defined in subdivision (e) of section 402, title IV.