Rare turbulence death on Boeing jet shows plunge came from NOWHEREkeeping belt on is annoying but vital, expert says [Video]

SOME 30 people are in hospital and one man, believed to be a Brit, has died following “severe turbulence” on a Singapore Airlines flight.

The tragedy should serve as a reminder to passengers and flight crew about how crucial seatbelts are to in-flight safety, says an expert.

Passengers and cabin crew were not wearing seatbelts when tragedy struck, says an expertCredit: East2West

Crew members appear terrified, one with blood pouring from her noseCredit: East2West

The ceiling of the Boeing plane is ripped apart during the turbulenceCredit: ViralPress

Passengers grip their seats and each other amid turbulenceCredit: East2West

Dents are left in overhead lockers after passengers smashed into them

There were multiple injures and one death onboard flight SQ321 from London to Singapore following “severe turbulence”, Singapore Airlines confirmed on Tuesday afternoon.

The flight had left London Heathrow shortly after 10pm on Monday with 211 passengers and 18 crew members on board.

One …