While feeling a soft spot or warm spot in your floor might indicate a leak, it doesnât necessarily indicate where the leak is located. Water has the ability to travel quite a distance before making an obvious sign. Locating a leak under a slab is a two step process. 1. Locate your houseâs pipes. 2. Use an electronic leak detector to pinpoint the location of the leak.
The FDA RACC (Reference Amounts Customarily Consumed per eating occasion) for fruit juices normally used as ingredients (such as lemon or lime juices) is 5 ml per occasion, so about  15 ml per day.
You might have to drink a lot to get those prescription-level effects, however. The amount of grapefruit juice used in mice equates about four cups a day in people, the study says. But the researchers were so encouraged by the results that they plan to next look at if lower doses have the same impact.