Now rainwater is really distilled water.

实际上, 雨水是名符其实的蒸馏水。

A laborious technique brushing distilled water onto thin Japanese paper removes the salt layer.

一项繁琐的技术将蒸馏水刷在薄的日本纸上，去除盐层。

And this one I'm going to fill with distilled water.

而这个杯子里我要装蒸馏水。

So I did some tests and it turned out the distilled water had the worst results.

所以我做了一些测试，结果发现蒸馏水的效果最差。

I'm filling up my finger bowls and then the rest of the glasses with distilled water.

我把洗指碗装满，然后用蒸馏水把剩下的杯子装满。

And the one in the distilled water has increased to 24 grams, which means in the two hours, it's gained two grams.

而蒸馏水中的那个已经增加到了24克，这意味着在两个小时内，它增加了两克。

Water that's so pure, it's equivalent to rainwater. It's distilled water.

如此纯净的水，相当于雨水。是蒸馏水。

So in here is distilled water, and non-alcohol witch hazel, and then some essential oils.

所以这里是蒸馏水，不含酒精的金缕梅，然后是一些精油。

Let's see how much acid it takes to turn our distilled water a little bit acidic.

让我们看看需要多少酸才能使我们的蒸馏水略带酸性。

If I add a strong acid, like say hydrochloric acid, at a concentration of like 0.1 mole per liter to distilled water.

如果我在蒸馏水中加入浓度为每升 0. 1 摩尔的强酸， 例如盐酸。