The best vacuum sealers keep meat, produce, and pantry staples fresh, reducing food waste. Our picks include handheld, ...

Keep your food fresher for longer with this clever rechargeable bag sealer. Simply slide it across the top of any thin plastic bag to reseal in seconds, no fuss, no mess. Compact and easy to use, it’s ...

Abstract: In this study 3D model of electric field and thermal field distributions of high voltage vacuum chamber is developed. The coupled electric-thermal field problem is formulated and finite ...