1.1 FormThis specification covers beryllium in the form of bars, rods, tubing, and machined shapes fabricated from vacuum hotpressed powder.1.2 ApplicationThese products have been used typically for parts requiring a combination of high strength-to-weight ratio, high modulusof elasticity, and high ductility, but usage is not limited to such applications.1.3 Safety - Hazardous MaterialsWhile the materials, methods, applications and processes described or referenced in this specification may involve theuse of hazardous materials, this specification does not address the hazards that may be involved in such use. It is thesole responsibility of the user to ensure familiarity with the safe and proper use of any hazardous materials and to takenecessary precautionary measures to ensure the health and safety of all personnel involved.1.3.1 WARNINGBeryllium Product: Inhaling dust or fumes may cause chronic beryllium disease, a serious chronic lung disease, in someindividuals. Cancer hazard. Over time, lung disease and cancer can be fatal. Target organ is primarily the lung