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What caused Brazil plane crash that killed 62 individuals?

An ATR72 turboprop airplane operated by regional carrier Voepass crashed on Friday in a residential area near Sao Paulo, Brazil, eliminating all 62 travelers aboard.

Investigators have actually recovered the plane's so-called black box including voice recordings and flight data, with a preliminary report expected within thirty days, the head of Brazil's air travel mishap investigation center, Cenipa, stated on Sunday.

HOW DID THE CRASH OCCUR? The plane was bound for Sao Paulo from Cascavel, in the state of Parana, and crashed at around 1:30 p.m. (1630 GMT) in Vinhedo, some 80 km (50 miles) northwest of Sao Paulo.

The aircraft was flying generally till 1:21 p.m., when it stopped responding to calls, and radar contact was lost at 1:22 p.m., Brazil's flying force said in a statement. The plane did not report any emergency.

Videos of the event program that the sky was apparently clear when the plane started spiraling in an uncommon circling motion.

WHAT WILL EXPERTS BE LOOKING FOR?

U.S. aviation security specialist Anthony Brickhouse stated private investigators would look at elements like weather condition and analyze to what level the engines and controls were operating correctly, to help determine what caused the loss of control.

COULD WEATHER CONDITIONS HAVE CAUSED THE CRASH?

Videos of the crash examined by aviation experts led some to speculate that ice had built up on the plane. On Friday, Voepass said ice was forecasted at the elevations in which the airplane was flying, however that it should have been within an acceptable level.

Brazilian aviation engineer and crash private investigator Celso Faria de Souza stated he is almost particular ice caused the mishap, judging from the video.

ATR-72 aircrafts have experienced problems with icing, with a. crash in 1994 in the U.S. state of Indiana killing 68, after the. plane was unable to bank due to ice accumulation. After that. occurrence, producer ATR enhanced its de-icing system. In 2016. in Norway an ATR-72 experienced concerns after ice accumulated on. the aircraft, but the pilot was able to restore control.

COULD THE ENGINE HAVE FAILED?

John Hansman, a professor in the department of aeronautics. and astronautics at the Massachusetts Institute of Innovation,. examined a few of the Brazil crash footage shared on social networks. and without having examined flight data said the crash did not. appear to have actually been triggered by weather condition.

It might have been an engine failure on one side, mishandled. by the team, which would result in the rotation downward, stated. Hansman.

ARE MULTIPLE POINTS OF FAILURE POSSIBLE?

Air crashes could be due to any variety of aspects, according. to experts. Amongst them might be ice, engine failure or human. mistake. In lots of circumstances there is more than one cause, stated. Robert A. Clifford, an attorney who represented a few of the. households of crash victims in the 1994 mishap.

(source: Reuters)