The blaze, at a seven-story building where fruit drinks, packing materials and plastic products were made, burned for nearly 24 hours.
The Rana Plaza collapse led to the agreement, which improved factory safety for workers. Despite a last-minute extension, its legacy may be in jeopardy.
The country has a grim history of deadly disasters on its heavily trafficked rivers.
Dozens of worshipers were severely burned in the blast on Friday night just outside Dhaka.
The country’s latest calamity illustrates a striking inequity of our time: The people least responsible for climate change are among those most hurt by its consequences.