Hanoi demands urgent relocation of light bulb company after mercury leak
Up to 27.2 kilograms of liquid mercury is estimated to have vaporized under heat from the fire and released into the environment
Air quality near site of Hanoi factory fire checks out, but experts remain wary of health risks
Mercury used in the production of fluorescent light bulbs can vaporize under heat, causing negative symptoms if inhaled
Young Vietnamese builds tiny ships inside light bulbs
His labor of love can earn him a satisfactory income