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.
(..) It's Bronschweig. Sir, the impossible scenario that we never planned for? We'd better come up with a plan. We've evacuated the building. - There's no trace of an explosive device. - You sent the dogs through? Yes, sir. Send 'em through again. All right, guys. Let's do it again! (..)1998 The X Files