A major incident occurred at an industrial site in Essex, UK, following a massive explosion and subsequent fire triggered by stored fertiliser.Over 100 firefighters were deployed to tackle the blaze, which destroyed several buildings and vehicles on farmland.The explosion, described by witnesses as sounding like a 'bomb' or 'sonic boom', was felt miles away and caused widespread panic.Authorities confirmed no casualties but evacuated nearby residents due to safety concerns.Firefighters scaled down their response after containing the fire, though significant smoke lingered for days.Local businesses, including an event production company, suffered severe losses, with owners reporting the destruction of livelihoods.Witnesses described the ground shaking, windows rattling, and birds fleeing, highlighting the incident's impact on the community.The cause remains under investigation, but officials reassured residents there was no wider public risk.