Method for determining fluid pressures and for detecting overpressures in an underground medium.

Underground air quality – Exposure of the public at large

Underground air quality – Exposure of the public at large

Some hazards, such as ground instability, are inherent

Some hazards, such as ground instability, are inherent in the underground environment.

Equipment for mining activities, mineral dressing, or works in underground conditions.

This is a behavioral adaptation to life underground.[30]

Yes, these creatures only live in the underground environment – they’re blind, tiny, hard to see and harmless.

Diesel engines can be a significant source of contaminants in the underground environment.

From the middle Palaeolithic onwards, the frequentation of dark areas of the underground environment became current.

The word cavernicolous—cave-dwelling—is used to describe species which are little known and only survive in subterranean environments.

We support you as our customers in reaching a higher level of safety Underground.

Among the largest caves in the world, Orgnac is now an exceptional space for discovery and conservation of the underground environment.

No amount of open water training can prepare you for the conditions encountered in the cave environment.

In case of an incident, passengers must be able to leave the underground quickly and safely.