Local authorities say transformation was due to fluorescein, a substance used to test wastewater networks
transformation of a stretch of Venice’s Grand Canal to fluorescent green
was due to fluorescein, a non-toxic substance used for testing wastewater networks, local authorities have concluded Residents noticed a stretch of Venice’s Grand Canal turned bright green on Sunday, prompting police to investigate amid speculation it could be a stunt by environmentalists. But analysis showed “the presence of fluorescein in samples taken”, according to the regional agency for environmental prevention and protection of Veneto .
The results “have not shown the presence of toxic elements in the samples analysed”, Arpav said, without specifying the origin of the substance.The change in colour noticed by residents raised eyebrows, with police looking into whether Sunday’s development could be a protest by climate change activists, according to local daily La Nuova Venezia.
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