Examples of using Difficult to extinguish in English and their translations into French
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                        Colloquial
                    
 
When that happens, it produces a smoldering,smoky burn that is difficult to extinguish.
During the war it was difficult to extinguish such fires.
Also, like magnesium,if titanium ignites it is extremely difficult to extinguish.
It is not difficult to extinguish a feeling of jealousy.
This makes them incredibly difficult to extinguish.
The last in date, lit by a volcanic eruption is unfortunately the source of an unpreceding air pollution andwill be very difficult to extinguish.
Also peat fires are difficult to extinguish.
The petroleum in traditional tires can burn for months in a landfill and is difficult to extinguish.
These fires are difficult to extinguish with water alone.
The fire spreads very quickly and is very difficult to extinguish.
And are therefore very difficult to extinguish in a firefighting situation.
The strong winds andfuel made the fire difficult to extinguish.
The fires in California are often difficult to extinguish and pose a threat to  the both population and to  travellers.
Clothing that is saturated with oxygen will burn very rapidly and be difficult to extinguish.
Tyre fires are often extremely difficult to extinguish if they have been allowed to  develop.
Once the flames of religious hatred are lit,it becomes very difficult to extinguish them.
They noted that when on fire,lithium batteries were difficult to extinguish- this presented a significant hazard during transportation, particularly in the context of air travel.
Cetaceans are highly intelligent, and once learned,these behaviours are very difficult to extinguish.
Fire- fires in wells can be extremely difficult to extinguish due to  the abundance of fuel.