care must be exercised when this substance is to be deflagrated.
Examples of deflagrate
deflagrate
It is designed to deflagrate, or burn, to produce high pressure gases.
From the en.wikipedia.org
Nitroglycerin and any dilutents can certainly deflagrate, i.e. burn.
From the en.wikipedia.org
It is possible for them to deflagrate very quickly, producing an effect similar to a detonation.
From the en.wikipedia.org
Low explosives deflagrate at subsonic speeds, whereas high explosives detonate, producing a supersonic wave.
From the en.wikipedia.org
More examples
Cause to burn rapidly and with great intensity; "care must be exercised when this substance is to be deflagrated"
Burn with great heat and intense light; "the powder deflagrated"
Deflagration (Lat: de + flagrare, "to burn down") is a technical term describing subsonic combustion that usually propagates through thermal conductivity (hot burning material heats the next layer of cold material and ignites it). ...