While you are on the site, in your browser find and click "Add to Home Screen" A CGN beaver app icon will then be created to your phone that is directly link to the site.
Note: This feature may not be available in some browsers.
The most reliable way to get an answer is use your volume measure, and weigh 10 charges, then divide by 10.
I looked for this answer and the results I found were not consistant at all.
Pete
