lossis

Ulexite

Ulexite 

Ulexite

Tags
Ulexite Ulexite, hydrated sodium calcium borate hydroxide, qee zaum hu ua TV pob zeb, yog cov ntxhia pob zeb tshwm sim hauv ntau ntau cov kab dawb crystalline pawg ...
Nyeem ntxiv
kev ua yuam kev: Cov ntsiab lus yog kev tiv thaiv !!