The test is part of Boeing 's work on an improved 787 lithium-ion battery system . A flight labeled the `` final '' certification test of an improved battery system for the grounded Boeing Comment: It would be a lot easier to do if the plane wasn't so big and heavy, but it does have some advantages over other planes in that regard : - It can fly at higher Boeing says it will analyze the data from the test and submit material to the FAA .
The test is part of Boeing 's work on an improved 787 lithium-ion battery system . Comment: It would be a lot easier to do if the plane wasn't so big and heavy, but it does have some advantages over other planes in that regard : - It can fly at higher Boeing says it will analyze the data from the test and submit material to the FAA .