Baringkan kantong keripik di atas meja dan ratakan bagian atasnya untuk mengeluarkan udara dari dalam kantong.

I'm interested in that, but I only have a few mins. Can you give me at most the first 500 characters of a detailed explanation in English about that?
Shake your bag a little to collect the chips at the bottom of the bag. Place your bag on a flat surface and lay it on its back so that the label is facing up. Then, use the palm of your hand to flatten the upper half of the bag. Do this 4-5 times to crease the sides of the bag.  This method creates the best seal but it requires a little more work. You’ll also need more of the bag to be empty, so you may not be able to do this if your bag is mostly full. This method is really hard to pull off if