A 42-metre-high dome has mysteriously collapsed in Port Adelaide as frightened construction workers cowered inside. The inflatable structure was carefully erected just days ago but disintegrated in a flash after what witnesses described as a loud bang. 7NEWS Adelaide at 6pm | www.7NEWS.com.au #7NEWS | 7NEWS Adelaide

Construction noise? Not in Jinan. China has introduced a massive inflatable protective dome in the city of Jinan designed to contain construction noise and dust in dense urban areas. Rising about 50 meters high and covering roughly 20,000 square meters, it is reported to be the largest structure of its kind ever deployed for construction work. The dome is made of a translucent membrane that allows daylight to pass through, enabling work to continue without artificial lighting. Inside, an advance

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