A close-up photograph captures a clear glass graduated beaker, branded "SIMAX CZECH REPUBLIC" and marked "approx

A close-up photograph captures a clear glass graduated beaker, branded "SIMAX CZECH REPUBLIC" and marked "approx. vol.," containing a bright yellow substance. Visible volume indicators include 100, 200, 300, and a partial 400 ml. The beaker holds approximately 250-280 ml of a clear yellow liquid phase above a dense suspension of fine yellow particles. A significant accumulation of solid, settled yellow precipitate occupies the bottom, reaching approximately the 100 ml mark. The beaker is positioned indoors, looking out through a window onto an urban scene in Sofia, Bulgaria. The background, viewed through the beaker and the window, shows an asphalt parking area at street level, featuring multiple parked vehicles including several dark-colored cars and one lighter blue car. Patches of green vegetation are visible between parking spots. Faint outlines of buildings and bare tree branches are discernible in the slightly out-of-focus background under an overcast sky, indicating daytime. No individuals are visible in the frame.