How many explosive devices did the fireworks show in Sydney involve? [originalte

One of the first major cities to celebrate the beginning of 2010 was the city of Australia. More than a million people gathered along the Sydney harbor to watch the city’s annual firework show, set the booming rock music. Hours before midnight, people arrived at the harbor bridge to stay to get good seats for 12-minute display. This year show involved more than 5, 000 kilograms of explosive devices. Other cities around Asia and Pacific regions, such as Kuala Lumpur and Hong Kong celebrated with fireworks.