Are you familiar with the tools that are used to remove air from wine bottles? A similar item can easily be made to remove the air from a mason jar. This means you can easily vacuum seal a mason jar if you want to preserve various types of foods.
Foods that are exposed to air will quickly start to spoil. If you learn how to vacuum seal a mason jar at home, then you can prevent or slow down this process. All you will need to do is make sure you obtain all the supplies that will be needed for the project.
A simple syringe is one of the items you will need to vacuum seal a mason jar. If you do not want to do this manually, then a small vacuum pump can also be used. This type of project can also be a great way to demonstrate a vacuum in a science class at school.