Zowonjezera Konkire Zopepuka | Zida Zapamwamba Zotulutsa thovu pa Ma Cellular Concrete
Chifukwa Chake Ma Silicone Defoamers Akuwononga Gypsum Board Yanu (Ndi Zomwe Mungagwiritsire Ntchito M'malo mwake)
Tsiku Loti Silicone Defoamer Indiwonongera $50,000 Ndinalandira foni yochita mantha kuchokera kwa woyang'anira zomera ku Ohio. Iwo anali kuyendetsa mzere wothamanga kwambiri wa gypsum board. Pamwamba pakuwoneka ngati…