Métropole de Lyon​ The black cloud at the Feyzin refinery in ten questions


1 What goes into the refinery?

The refinery processes 5 million tonnes of crude oil per year, which arrives directly through large pipes from Fos-sur-Mer. This oil is stored in tanks. In operation since 1964, belonging to the Total group, it is located at 5e rank among the eight refineries in operation on French territory.

>> Smoke plume in Feyzin: air quality not impacted according to Total Energies

2 And what comes out?

At the exit, these are fuels (butane, gasoline, kerosene, etc.) and products from which industrialists will derive plastics (nylon, bags, glues, solvents, resins, etc.). Between the two, a lot of physical and chemical processes that generate gas in particular.

3 Why is it gassy?

Because it’s hot. Temperatures can be very high (between 300 and 400 degrees) in closed columns. According to the steps, according to different processes, the…



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