Whitish-blue fluorescence of the glass trumpet, indicating the possible presence of lead

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Teil von Naturtrompete aus Glas

Titel
Whitish-blue fluorescence of the glass trumpet, indicating the possible presence of lead
Beschreibung
Trumpet, Deutsches Museum, Inv. No. 65601.
Equipment: Hönle UVAHAND 250 GS handheld UV-lamp, Intensity 250 mW/cm2 UVA
Rechteinhaber
Photo: Deutsches Museum, S. Mindermann
CC BY-SA 4.0