Lub teeb yuag qhob ntxiv | Kev Ua Haujlwm Siab Ua Foaming Cov Neeg Sawv Cev Rau Cov Khoom Siv Ntawm Tes
Vim li cas silicone defoamers puas koj lub rooj tsavxwm gypsum (Thiab dab tsi siv es tsis txhob)
Hnub Silicone Defoamer Raug Nqi Kuv $50,000 Kuv tau txais kev hu xov tooj panicked los ntawm tus thawj tswj hwm cog hauv Ohio. Lawv tau khiav ib qho kev kub ceev gypsum board kab. The surface looked like the…