Olás.Chama-me a atenção...."To make powder, you need a specific kind of cotton, which mostly comes from China," he said.Nitrocellulose, also known as guncotton, is a key ingredient in gunpowder manufacture."Would you know it, deliveries of this cotton from China stopped as if by chance a few months ago," Breton added...https://www.france24.com/en/live-news/20240302-europe-battles-powder-shortage-to-supply-shells-for-ukraineSds