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Measure their lung capacity at home and how?

Baby Tin-ah2010-04-09 02:10:19 +0000 #1
Knees and begged
tfang292010-04-09 02:16:35 +0000 #2
1. Take a balloon, inflate inwards breath to blow you really do not move, to tie the balloon with a scale on the container to see how many milliliters of water increased Your lung capacity was slightly lower than this on a little

2. to get some big mineral water filled with water upside down in a basin of water count in order to better achieve the basin's water loaded a mineral water (500ml ) blowing blown inwards with a straw you can blow up and then shut out the bottle of mineral water over the basin out of the water is poured out of a bottle of your lung capacity is the original and then pour the water basin is your lung capacity

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