Dossier
sodium hydrosulfide
Coverage of sodium hydrosulfide in the Nexus archive.
- Grupo Mexico Train Derailment Triggers Toxic Spill in Sonora
A Ferromex train operated by Grupo Mexico derailed in Sonora, releasing approximately 59,000 litres of sodium hydrosulfide, a toxic industrial compound that can produce hazardous hydrogen sulfide gas when exposed to water or acids. Local authorities implemented evacuations and shelter-in-place protocols in response to the spill.