A question that I get all the time is, "Is rockwool harmful?" The answer is "Yes, but" Learn why you might not want to use it in your garden.
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Could this contain asbestos? 😳 : r/centuryhomes
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Mengapa Indonesa tidak meniru metode pembuatan rumah di negara barat, di mana mereka banyak yang tidak menggunakan bata, melainkan menggunakan Rockwool sebagai penyusun dindingnya? - Quora
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