Fresh concrete is perishable and will lose quality if it sits in the truck too long. ASTM C 94, Standard Specification for Ready Mixed Concrete, says that concrete should be discharged within 90 minutes and before 300 revolutions of the mixer after water has been added to the cement.
You can prevent cavities. Minerals in our saliva, such as calcium and phosphate, along with the protective fluoride that we can get from fluoride toothpaste or a fluoride rinse or in some cases from fluoridated tap water, can repair minerals and protect them from acid damage.
The baking soda is antibacterial, there isn't any alcohol it in, and it can help freshen your breath in a pinch if you run out of mouthwash, she says. It's also important to pick up an alcohol-free mouthwash with a zinc compound in it, since zinc kills the volatile sulphur compounds, Dr. Jablow says.