White smoke rises in a photo that appears to be from earlier US strikes on Iran's Qashm Island. It could be a damaged solid fuel missile launcher. The white smoke is the telltale sign of aluminum powder (which burns to form aluminum oxide) a key ingredient in solid fuel.

White smoke rises in a photo that appears to be from earlier US strikes on Iran's Qashm Island. It could be a damaged solid fuel missile launcher. The white smoke is the telltale sign of aluminum powder (which burns to form aluminum oxide) a key ingredient in solid fuel.