Steel wool fireworks that have become a popular photography prop on social media with their eye-catching burning effects, however, due to the increasing safety concern, steel wool fireworks have been pulled off store shelves according to new requirement of Work Safety Commission of the State Council in China on 16th Feb.

The Council will crack down on the illegal manufacturing and sales display of cold light fireworks — especially those made of steel wool, which are highly flammable with temperatures reaching as high as 2,000 degrees Celsius while burning.