This topic has been selected from the book, "Analytical Chemistry", written by G. D. Christian and others. Topic: Atomic spectrometric methods. Learning points: Distribution of atoms as a function of temperature. Flame emission spectrometry. Atomic absorption spectrometry. Flame AAS. Electrothermal AAS. Cold vapor and hydride generation. Interferences in AAS. Sample preparation. Internal standard and standard addition calibration. Atomic emission spectrometry the induction-coupled plasma(ICP). Laser ablation ICP-optical emission spectrometry)/ mass spectrometry. Atomic florescence spectrometry (AFS)