This word is from the Spanish language.
salitre
saltpetre
walang salitre
no saltpeter
Along with salt and sugar, salitre was traditionally one of the marinade ingredients used in making Filipino tocino.
Today, you can buy prepared tocino-marinating mixes at Filipino grocery stores, the most prominent of which is the Mama Sita brand, which states on its label Walang Salitre (“No Saltpeter”).

KAHULUGAN SA TAGALOG
salítre: potassium nitrate, putî, maalat, at kristalinang substance na ginagamit sa pagbuburo ng karne at bílang sangkap ng pulbura






Less common spelling variation: saletre