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Power outages during periods of cold weather

Periods of cold weather are characterised by low temperatures, sometimes combined with snowfall and/or wind. Synonymous with high electricity consumption, they are often the cause of power failures and other critical systems, such as telecommunication networks, can also be affected.[...]
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The end of the switched telephone network

In an emergency situation and primarily in the event of a power outage, only switched telephone networks (PSTN) are operational. The traditional French operator’s plan to abandon these networks in 5 years time in favour of VoIP solutions should be[...]
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Hydrofluoric acid : the worst of all acids?

Despite being produced 200 times less than sulphuric acid (1 M vs. 200 M tonnes/year), the ARIA database has recorded nearly 80 accidents involving hydrofluoric acid (HF) (vs. 220 for H2SO4). A series of recent accidents serves to recall its[...]
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Malicious acts: Raising awareness to improve prevention

Due to the goods and products they handle or the nuisances they create, industrial sites have long been the preferred targets for those with malicious intent: 4% of accidents occurring in classified facilities involve malicious intent. In light of this[...]
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Seal boxes : not to be mistaken as a cure for ageing

Commonly used to plug leaks on pipelines, seal boxes serve stop discharge flows without entirely shutting down production. Despite this advantage, several accidents have shown that this type of remedial action is not sustainable and moreover necessitates regular monitoring during[...]
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