The lungs of the five workers who died
of gas inhalation in the sewer network of Casteldaccia near
Palermo on Monday were totally obstructed, autopsies on three of
them showed Thursday.
The autopsies confirmed initial suspicions that hydrogen
sulphide, released by the fermentation of sewage, was the cause
of death.
Autopsies will be carried out on the bodies of the other two
dead workers on Friday.
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