روش ایجاد خلاء

How to make a Vacuum Sealer? You can purchase the return valve and triple adapter at the pet store. Hi, there, my dear old fellows, in this video I want to demonstrate a simple home-made vacuum pump. Such a pumping device can be used for extracting air from any barrier bags where your food products can be stored. Without air they will preserve their freshness long afar. That is all folks I wished to share with you! Please subscribe to my YouTube channel with some more interesting video stories still

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