
Copper grounding tape, electrical ground testers, Art Museum's electric outlets.
Photo: Reza Nik

Copper grounding tape, electrical ground testers, Art Museum's electric outlets.
Photo: Reza Nik

Copper grounding tape, electrical ground testers, Art Museum's electric outlets.
Photo: Reza Nik

Copper grounding tape, electrical ground testers, Art Museum's electric outlets.
Photo: Reza Nik