Traditional Culture Encyclopedia - Weather inquiry - Is it dangerous to make gas cylinders?

Is it dangerous to make gas cylinders?

What's the storm bottle on the post? What kind of ammonium nitrate is used? Not too dangerous. It won't explode. . . Last time I saw it, I played with raw materials and bought three things. A small amount of 2.5g each is not dangerous, and I have seen that it is quite safe without strong acid, alkali and corrosive substances. Don't get it on your hands, but don't get chemicals on your clothes either. . .

It's just that the materials are not easy to buy. Or I want to do it ...