ƙwararrun mafita akan abubuwan ƙari, Wakilin Kumfa Kankare, Superplasticizer, CLC Blocks Additives, da injin kumfa
Menene Potassium Silicate don Maido da Masonry na Tarihi? | Kimiyya ta bayyana
A Stone’s Whisper: The Problem with Modern Repairs I recall a cathedral in the 1990s. Previous restorers used a cement-based mortar. It looked solid. It felt hard. Within a decade, the original…





















































































