... . The Aluminium purity more than 82% Aluminium Powder for Fireworks Firecracker Aluminium powder, commonly known as "silver powder", namely silvery ... exposure to the long-term or repeated exposure will make the lung tissue produce fibrosis, produce aluminium pneumoconiosis, ... chemical safety glasses.8. Emergency suction: if irritation, make the eyelids open, with normal saline or lukewarm slow water ...