What are Procedures for the question which carbonated drink stays fizzy the longest?

To determine which carbonated drink stays fizzy the longest, set up an experiment using several different Carbonated Beverages. Pour equal amounts of each drink into identical, sealed containers and keep them at a consistent temperature. Over time, periodically open each container to measure the carbonation level, which can be assessed by observing the release of bubbles or using a carbonation meter. Record the time taken for each drink to lose its fizziness, allowing for a comparison of the results.