First, the choice of antifreeze to see color, genuine antifreezeliquid and transparent, the general was yellow green or red, substandard antifreeze is turbidity is blue.
首先，选择防冻液要看颜色，正牌防冻液液体透亮，一般呈黄绿色或红色，不合格的防冻液很浑浊多呈蓝色。
2
Over seven months, he tried more than 200 liquid coolants, from mineral oil to antifreeze-type glycols.
几个月后，他尝试了超过200中冷却液，从矿物油到防冻液乙二醇。
3
The cooling medium, or coolant, in them is either water or some low-freezing liquid, called antifreeze.