On the system of strange things
There is a strange thing, named 2 - + 2 - butoxyethoxy Ethyl Acetate. It is also a thing, and it is special in nature and widely used. Those who make it must think ingeniously.

If you want to make this thing, you should know the way first. Take 2butoxyethoxy Ethyl Acetate as the direction, explore its rationale and study its method. When you use all kinds of materials, you must choose them well, and the quantity must be accurate, such as the balance of trade, which is not bad.

When you make it, you can observe the change of the heat and the change of the state of things. Either it is gentle and slow, or it is intense and fast, all follow its nature. The method of stirring is also the key, even and in harmony, so that all things blend seamlessly.

When it is completed, test its quality, examine its color, smell its gas, if there is any disagreement, think about it, and change it to copy. During the service period, this thing is perfect, to suit the needs, and if it is used, it will be beneficial, and the merit is great.