PANGASINAN COLLEGES OF SCIENCE AND TECHNOLOGY

a. Swabbing cotton moistened with 5% nitric acid. b. Washing hands with vinegar. c. Washing both hands with hot water. d. Spraying hands with sodium rhodizonate. 2. What metallic object is attached to the free end of the cylindrical tip of the cartridge case, propelled by the expansive force of the propellant and is responsible in damaging the ... ................
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