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Dr. Md Rushad Rahman
এমবিবিএস(আরপিএমসি)
,
পিজিটি(মেডিসিন)
Let the air in slowly and whilst doing this, make sure you are not in a windy place. It is the slow intake of air that allows the bubble to expand larger and larger in a gently way, without popping. If you blow too quickly, it expands too quickly and is liable to bursting earlier.
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