This oil may become cloudy when refrigerated, which is normal and does not alter product efficacy.

这种油冷藏时可能变得浑浊，这是正常的，不会改变产品的有效性。

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These involve managing the cost of development, cost of operations, productivity, and product efficacy in the market.

这涉及管理开发成本、操作成本、生产力，和市场中的产品功效。

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Product efficacy: this product is a pure natural green tea essential oil product with a deep cleansing effect. It can rapidly remove makeup residues.

本品是纯天然绿茶精油制品，具有深层清洁作用，迅速清除残妆污垢。

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In the U.S. generic companies can sell off-patent products immediately, but they have to compensate the company that originally registered the chemical with the Environmental Protection Agency--Monsanto in this case--for the data showing the product's safety and efficacy.

FORBES: Pesticide Prince

The day before the opening today of the ASH conference in Atlanta, TG Therapeitics announced it has initiated a phase 1 and 2 clinical trials to evaluate the safety, tolerability and efficacy of its product, TG-1101, a novel third-generation anti-CD20 monoclonal antibody, in combination with Revilimid for patients with relapsed or refractory B-cell lymphoid malignancies who were previously treated with anti-CD20 antibody therapy.

FORBES: Don't Be Surprised If Underpriced Small-Cap Biotechs Catch Investors' Eye Once Again

But since folic acid is suspected of enhancing the efficacy of the Merck product, including it caused few qualms.

ECONOMIST: Trial and error