Firefighters tackled a blaze at the Animal Waste Plant this morning.
Fire crews discovered one of the drying vessels had caught light inside the building.
They spent around two hours dealing with the incident on Richmond Hill.
The Fire and Rescue Service says firefighters are still at the scene going through a decontamination process.
New amber warning issued for tonight's storm
Police appeal over theft of building materials
One of capital's oldest buildings may become housing
New NHS safety rule to be brought in on Island
Two city streets to shut for over six months
Revamp of airport terminal planned, says DOI
Four ferries now listed as cancelled today
One weekend sailing cancelled, others at risk because of weather