Heathrow closure: what caused the fire and why did it bring down the whole airport? Expert panel Post published:March 22, 2025 Post category:Fire It appears that a transformer fire in the North Hyde 275kV substation caused the power outage (videos from the scene clearly show one of the largeĀ … READ MORE Author: CIP-News Read more articles Previous PostNotes: Flipside Speakeasy brings music, cocktails, and pizza to Del Ray | ALXnow Next PostFirefighters Probe Massive Blaze That Shut Down Heathrow Airport – Live India