“Firefighters and mechanics tried repeatedly to put out a battery fire aboard a Boeing787 Dreamliner through smoke so thick they couldn’t see the battery, according to documents released Thursday that portray the incident as more serious than previously described.
The Jan. 7 fire at Boston’s Logan International Airport is under investigation by the National Transportation Safety board, which released laboratory analyses, interviews and other data it has gathered so far. It still hasn’t been able to pinpoint the cause.
Federal Aviation Administration officials are expected to make a decision in the next few days on whether to approve a plan by Boeing to revamp the 787’s lithium ion batteries to prevent or contain future fires. Once the plan is approved, Boeing hopes to swiftly test the reconfigured batteries and get the planes back in the air.
Dreamliners worldwide have been grounded since a second battery incident led to an emergency landing in Japan nine days after the Boston fire. The incidents have raised questions about the safety of using lithium ion batteries, which are more susceptible to igniting if they short-circuit or overheat than other types of batteries. The episodes also have called into question the FAA’s process for certifying the safety of new aircraft designs….”
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