Mason jars cannot be placed in the oven. According to relevant information, rapid temperature changes can easily cause glass to break. Avoid using it under high and low temperature differences, as there is a possibility of breakage. Rapid heating and cooling can cause damage. There is no difference between a mason jar and an ordinary bottle, but the mason jar has a greater effect. It is a sealed container that can be used to store food. Due to its fresh appearance, rich size and strong plasticity, it has also derived many new uses. It can be used to pickle pickles, make coffee cups, and carry salads. Take it to work, make unique layered brownies, or even make it into light bulbs, vases, potted plants, bathroom storage kits.