にさんかけいそ
二酸化ケイ素
2. Silicon dioxideThe chemical compound silicon dioxide, also known as silica, is an oxide of silicon with the chemical formula SiO2. It has been known for its hardness since ancient times. Silica is most commonly found in nature as sand or quartz, as well as in the cell walls of diatoms. Silica is manufactured in several forms including fused quartz, crystal, fumed silica (or pyrogenic silica), colloidal silica, silica gel, and aerogel.
Read “Silicon dioxide” on English Wikipedia
Read “二酸化ケイ素” on Japanese Wikipedia
Read “Silicon dioxide” on DBpedia
Read “Silicon dioxide” on English Wikipedia
Read “二酸化ケイ素” on Japanese Wikipedia
Read “Silicon dioxide” on DBpedia
二酸化珪素 【にさんかけいそ】
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