Properties of Products: Raw materials are silica and flint, together with some additives.

产品特点：耐碱砖以硅石、焦宝石为原料，加入适量添加剂。

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Properties of Products: The main raw materials for these products are andalusite, sillimanite, corundum, mullite stones, bauxite and flint. Pressing and sintering during the production.

产品特点：热风炉用低蠕变耐热震高铝砖采用精选红柱石、硅线石、刚玉、莫来石、优质矾土以及焦宝石为主要原料，经高压成型、高温烧结而成。

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For instance, Mr. Flint says, most anti-frizz products over the past 30 years contained silicone, which is ineffective at blocking out humidity.

WSJ: How I Built It: Lawyer Takes On Beauty Care

So Mr. Flint bought dozens of skin- and hair-care products to learn more about them.

WSJ: How I Built It: Lawyer Takes On Beauty Care