Vasquez had made a videotape of the fire scene, and Hurst looked at the footage of the burn trailer.
London Fire Brigade fire scene investigator Andrew Vaughan-Davies told the inquest an investigation found the chest freezer was a Whirlpool model.
To discover the truth, the investigators, with the backing of the prosecution, decided to conduct an elaborate experiment and re-create the fire scene.
Scientists are still forensically examining the fire scene at the house.
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"It became clear to us that we had in our hands a technology that could be exploited by emergency responders and firefighters at a fire scene to see through smoke without being blinded by flames, a limitation of existing technology, " Ferraro says.
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Looking at firefighter heart attack deaths nationwide over a decade, the researchers found that the risk of heart attack is highest when firefighters are working at a fire scene with increased odds ranging from 10 to 100 times the normal risk of heart attack.
There was no explosion or fire at the scene, the fire service said.
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Mr Lee was the investigating officer from Derbyshire Fire Service who arrived at the scene after the fire had been extinguished.
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The fire service has described the fire as "significant" and sent 10 fire engines to the scene.
With seven members and a Canadian address, Ontario's The Rest may have trouble avoiding comparisons to The Arcade Fire and Broken Social Scene.
The Coast Guard has closed the shipping channel for one nautical mile around the scene while fire and Coast Guard crews work on a plan to secure the heavily damaged barges.
"It was a total a surprise that whilst we were assisting the fire brigade at the scene, the Cetti's song exploded from the bush less than two metres away, " he said.
When fire investigators examined the scene, they found the classic signs of arson: low burns along the walls and floors, pour patterns and puddle configurations, and a burn trailer running from the living room into the hallway.
The Fire and Rescue Service has returned to the scene to begin an investigation into the cause of the fire, but said earlier it did not believe there were any suspicious circumstances.
Six air ambulances attended the crash scene along with fire officers, as well as the police.
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Dr Turner, the first witness at the case, attended the scene of the fire in 2009.
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Mr Bannon was pronounced dead at the scene of the fire and Mr Shears died in hospital.
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Firefighters from Willesden, West Hampstead, North Kensington and Park Royal fire stations were at the scene of the blaze.
The jury heard that by this time the fire brigade was on the scene preparing to fight the blaze.
About 80 firefighters were at the scene of the fire at its height.
Sgt Daniel Pitcher and Pc David Upjohn were sent to the scene of a fire at Marlie Farm, East Sussex, in December 2006.
Fire crews were at the scene within three minutes of receiving the first call and followed procedure to get crews deployed, the inquest heard.
Luke's Hospital, which is near the scene of the fire, said they had treated eight people, six of whom were walk-ins with minor injuries.
Sgt Pitcher and Pc Upjohn were initially sent to the scene of the fire, near Ringmer, to assist with road closures and evacuating the area.
The U.S. Chemical Safety Board said in a news release that it was deploying a "large investigation team" to the scene of the fire and explosion.
President Macky Sall meanwhile visited the scene of the fire along with senior government officials on Monday and promised to tackle the long-standing issue of Koranic schools.
The newspaper also said a brush fire flared near the crash scene, quoting witnesses who reported power outages that prompted a utility to send workers to the site.
Fire crews stayed at the scene overnight, cooling the cylinders.
"According to our San Jose firefighters that were on scene and the fire captain there -- they really are the experts there -- it was a lethal dose, " he said.
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