Why does snowballs have an air bubble on top?



The author 74874278 posted a question in Goods and Services

Why does snowballs have an air bubble on top? and got a better answer

Response from

Response from 80774059[+++]
Everyone does. There is water in the balloons with that snowball. There may be several reasons: 1 they spared the water: D 2 the water somehow evaporated 3 the water went stale and oxygen was released 4 they purposely left an air bubble for better agitation:

 

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