It was a blowtorch that heated materials to a searing 800 deg C - twice as hot as it needed to be. And in the end, it sparked a slow-burning fire that was undetected as a result of further fire-safety lapses and human error.
That was the most likely cause of the blaze in the SingTel Internet-exchange room in October which resulted in a days-long stoppage of its services to many parts of Singapore, SingTel's board committee of inquiry has concluded.
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