通过添加某种特效添加剂，研制了一种新型的对6种金属具有较好防腐性的汽车防冻液。

By adding a specific additive, a new antifreezing fluid used in automobile which is good for 6 metals protection has been developed.

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但实际上使用的添加剂是二甘醇，一种通常用于汽车防冻剂的低成本代用品。

But it was really (diethylene glycol), a low-cost substitute commonly used in automobile antifreeze.

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一家中国公司将添加剂标注成甘油，这是一种安全的甜味剂和浓缩剂。然而实际是确实二次乙基乙二醇，它作为一种廉价的替代品而被广泛用作汽车的防冻剂。

Chinese company had identified the additive as glycerin, a safe sweetener and thickener. But it was really diethylene glycol, a low - cost substitute commonly used in automobile antifreeze.

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