🥓🍖🧂⏳

#cured meat #food preservation #curing salt #preservative #bacon #ham #sodium nitrate

🥓🧂🧪

#cured meat #bacon #food preservative #food additive #sodium nitrate #sodium nitrite

🇨🇱🧂🌱

#chilean saltpeter #sodium nitrate #fertilizer #atacama desert #mineral deposit #nitrate ore