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.
(..) Now, if you'll excuse me, I've got tickets to watch our boys thrash Rapid City. - Foley. - It's a trap! Pull everyone out! Bane has been pouring concrete laced with explosives! Where? They're gonna blow it and trap the cops underground! Pull 'em out. Pull 'em out! Now! (..)2012 The Dark Knight Rises
(..) four barrels of poly-isobutylene. That looks like motor oil right next to it. Jesus! They're not makin' cement. They're makin' explosives. - Patch me in to Foley. - Foley's overseeing the operation. They're heading into a trap! We're seeing literally thousands of police heading into the sewers. (..)2012 The Dark Knight Rises