An indoor photograph captures three young adults—two females and one male—within a laboratory or classroom setting

An indoor photograph captures three young adults—two females and one male—within a laboratory or classroom setting. The background consists of a plain white wall and a white acoustic tile ceiling featuring recessed fluorescent light panels. All three individuals are wearing white laboratory coats. The female on the left, with dark hair, holds a small clear glass volumetric flask containing a light green liquid, inscribed with "2 CM." She poses with pursed lips directed towards the camera. The male, positioned centrally behind the two females, has dark curly hair, displays a faint smile, and has his left arm resting around the right female's shoulder. The female on the right, with dark hair pulled back, smiles broadly at the camera while holding a larger clear glass volumetric flask containing a clear, slightly greenish liquid, inscribed with "GM." Both flasks are topped with ground glass stoppers. The environment, defined by scientific glassware, lab coats, and institutional architecture, is consistent with a science faculty or research facility within a university or college in Sofia, Bulgaria.