1. Scope 1.1 These test methods cover the determination of the specific gravity of wood and wood-based materials to generally desired degrees of accuracy and for specimens of different sizes, shapes, and moisture content conditions. The method title is indicative of the procedures used or the specific area of use. Section Method A-Volume by Measurement 6 Method B-Volume by Water Immersion 9 Method C-Flotation Tube 12 Method D-Volume by Mercury Immersion 15 Method E-Forstner Bit 18 Method F-Increment Core 21 Method G-Chips 24 1.2 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.