These treatments themselves can constitute a hazard.

These orbiting fragments have reached a great enough proportion as to constitute a hazard to future space launches of both satellite and manned vehicles.

The hermetic sealing of a reed switch make them suitable for use in explosive atmospheres where tiny sparks from conventional switches would constitute a hazard.

Long-lines often break and drift, constituting a hazard to marine life for decades.

Whether these old fault-lines could move in conjunction with the active fault-line situated half a kilometer from the reactor-site, and would constitute a hazard for the reactor-safety.