How to make dry ice?

Ice can be hard and wet, and it can be dry,resembling a haze. In the first case, ice is used to cool some liquid, as a means of first aid and just for a creative outlook. Frozen ice can always be found in its own refrigerator, but dry ice, most often, is purchased in the store. I wonder how to make dry ice at home? It turns out that everything is possible.

What is dry ice?

What is dry ice? This is the solid phase of carbon dioxide. Such ice is non-toxic, has no taste, color and smell. It does not ignite and is absolutely "indifferent" to electricity. Dry ice is always with a lowered temperature and, if it passes, it is only from the solid state to the gaseous phase, bypassing the liquid phase. Such an interesting process has an equally original name - sublimation. Carbon dioxide is produced in industry and is a raw material for dry ice. Such ice can be stored for a long time in isothermal tanks.

How to make dry ice at home

So, how to make dry ice at home? It turns out, not so difficult. It is necessary for this to take a cylinder with liquid carbon dioxide, lay it on its side and properly fix it. Then, to the outlet fitting, the neck of the canvas bag is screwed with a thin wire. The next step is to open sharply and quickly the valve! After a couple of minutes, this bag should be filled with a substance of white color, reminiscent of the outwardly snow. Here, please, this is - dry ice.

It is worth noting that the production of dry iceAt home, the occupation is fascinating, but very expensive. Before pampering yourself with such "surprises", think about how much you need dry ice and in what capacity you will use it.

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