THE WEB IS FUN
What is the "Invisible Web", a.k.a. the "Deep Web"? The "visible web" is what you can find using general web search engines. It's also what you see in almost all subject directories. The "invisible web" is what you cannot find using these types of tools. The first version of this web page was written in 2000, when this topic was new and baffling to many web searchers. Since then, search engines' crawlers and indexing programs have overcome many of the technical barriers that made it impossible for them to find "invisible" web pages.
The calculator is based on the amount of the product in your system at one time. Obviously your stomach cannot hold the amount of liquid required. However medications with caffeine can be dangerous. Be wise. We have all caffeinated food in our database. Try entering Hershey or Energy Gum