Before you place the record between the two objects, ensure it is clean. The last thing you want is a grain of sand grinding a scratch into your record. [1] X Research source

It’ll be easier to pick up the glass sheets afterwards if you leave one of their corners hanging off of the table as you set it up.

Make sure the glass is at room temperature before putting it in the oven, otherwise it might shatter. [4] X Research source Use oven mitts to avoid possible burns.

To avoid damage to your surface, you may want to place a potholder, towel, or cutting board between it and the glass.