How To Remove Glue On Plastic Container? [Quick And Easy DIY Method] Things You Will Need. Step By Step Guidelines. Step 1: Mix Baking Soda And Oil With A 1:1 Ratio In A Bowl. Step 2: Rub The Solution Into The Glue-Covered Surface. Step 3: Allow 30 Minutes For The Combination To Rest In The Jar. Step 4: Using A Scouring Pad, Remove The Adhesive. Step 5: Use Warm-Soapy Water To Clean The Plastic.