Oddly Specific Iron Sand

It is unclear what precise qualities make this particular sort of granulated metal so desirable, but presumably the old blacksmiths' adage, “Don't get iron sand in your eye. Seriously. Don't,” still applies, so probably best not look too closely. Eisensand zum Verbessern von Himmelsstahl-Werkzeugen. It is unclear what precise qualities make this particular sort of granulated metal so desirable, but presumably the old blacksmiths' adage, “Don't get iron sand in your eye. Seriously. Don't,” still applies, so probably best not look too closely. Une poignée de sable de fer destiné à l'amélioration des outils de Cielacier. スカイスチールツールの改良に適した性質を持つ砂鉄