An activity to celebrate the International Year of the Periodic Table of Chemical Elements is held at Liaoning Science and Technology Museum in Shenyang, capital of Northeast China’s Liaoning province, on July 26. Hosted by the China Petroleum and Chemical Industry Federation, the activity aimed to promote the chemical industry’s contributions to China’s economic growth and social development. [Photo by Pan Yulong/Xinhua]

An experiment is performed by a doctor from Beijing University of Chemical Technology during the activity to show the magic of chemistry, on July 26. [Photo by Pan Yulong/Xinhua]