At least Bangladeshis were killed in the blast, the Bangladesh Embassy in Lebanon said citing hospital sources. 
Meanwhile, 21 members of the Bangladesh Navy were injured in the explosion. The Navy personnel were on duty under the Maritime Task Force (MTF) deployed as part of the UN Peacekeeping Mission. The condition of them is critical.

Also read: 2 Bangladeshi killed in Beirut blast, 21 Navy members injured

On Wednesday, the residents of Beirut awoke to a scene of utter devastation. Smoke was still rising from the port, where a towering grain silos had been shattered.

Major downtown streets were littered with debris and damaged vehicles, and building facades were blown out. Authorities said they had not determined a cause for the blast.

Abbas Ibrahim, chief of Lebanese General Security, said it might have been caused by highly explosive material that was confiscated from a ship some time ago and stored at the port.

Also read: 100 killed, 4,000 injured in Beirut blast

Local television channel LBC said the material was sodium nitrate.

A gallery of photos curated by AP photographers captures the horror, devastation and reach of the explosion.

Civilians help an injured man at the explosion scene that hit the seaport of Beirut.

People evacuate the wounded after the explosion.

Civilians help evacuate an injured sailor from a ship which was docked near the explosion scene.

A Lebanese soldier (right) checks on injured men who sit inside an ambulance at the explosion scene.

A wounded woman is evacuated after the massive explosion.

Injured people stand after the enormous explosion.

An injured man walks at the explosion scene that hit the seaport.

Rescue workers help an injured man at the explosion scene that hit the seaport of Beirut.

People evacuate a wounded person.

Injured people are evacuated from the destruction scene.