Fig. 8From: A chronological study of gunshot residue (GSR) detection techniques: a narrative reviewNumber of particles characteristic of GSR as a function of time after shooting with high-caliber ammunition: 7.62 × 39 mm blue line, 7.92 × 57 mm orange line, and 7.62 × 54 mm gray line carried out during (A) the winter season and (B) the summer season; reprinted from (Tahirukaj et al., 2022)Back to article page