Try it, how to make a mouth-blowing sprayer with a mineral water bottle and two straws?

Put one straw vertically into the water, and put the other straw horizontally above the vertical straw.

Make a mouth-blowing sprayer as shown in the figure;

In this way, when the horizontal suction pipe blows hard, the air above the vertical suction pipe has high velocity and low pressure, and the water in the mineral water bottle is ejected from the pipeline under the action of atmospheric pressure.

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