Vaai lau lau tipiina kalisiu Silicate ipu

MTL Vaʻai lau tipiina Calcium Silicate Komiti Faatino Speed maualuga Steel lapotopoto tipiina lau

Faʻapitoa faʻa-ufiufi fesoasoani se maualuga vavaeʻeseina aʻafiaga.

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