Aldehyde used in educational circles, including mail Tanah (HCHO) status as a gas at room temperature and spiciness soluble. Each pattern substance formaldehyde 40% concentration solution called fomalin (formalin) is used to infuse the animals so that they do not rot although. Use as a precursor in the industrial polymer for the manufacture of textile, carpet, insulation materials used instead of wood, and is used as a solvent for plastic fomalin species irritate the eyes. The nose, skin, headache, and trance.
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