1. Nws yog siv rau hauv catalyst, emulsifier, antistatic tus neeg sawv cev, thiab lwm yam.
2. Nws tuaj yeem siv los ua hlau extractant, sib cais ntawm cov ntsiab lus tsis tshua muaj hauv ntiaj teb thiab kev sib cais ntawm niobium, antimony thiab chromium.