Friday, October 16, 2009
DID U KnOW?
did u know that our stomach juices are very acidic?the juice in our stomach contains microorganisms,which help digest our food,as well as hydrochloric acid kills germs in our food.do you know why vomit has a sour taste?when we throw up,we are actually tasting the hydrochloric acid from our stomach.
Wednesday, October 14, 2009
mari kiter lihat kanak2 riang bermain bunga api
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