The police are trying to defuse a very 'explosive' [='volatile'] situation.
the danger of working with 'high explosives' [=very powerful explosives]
The region has experienced 'explosive' [='rapid'] population growth.
(..) Will a morgue suffice? Get down, Danny! Give it up, Benedict. The lobby is swarming with cops. I think I can avoid them. But if not, I have a little - - explosive surprise for them. Since you are about to die, I will tell you the plot. Think of villains. Do you want Dracula? Hang on. (..)1993 Last Action Hero