backflow in a sentence

Examples

1. Upward flow of blood in the veins is ensured by small one-way valves that prevent backflow.
2. With the exception of elimination, these are the only ways one can control backflow form taking place.
3. When pressure is removed, however, the duckbill end returns to its flattened shape, preventing backflow.
4. Float Shoes and Collars ( float valves ) prevent backflow after the cement has been pumped into place.
5. This feature allows the chlorine to travel through the water supply system, effectively controlling pathogenic backflow contamination.
6. This deforms the delicate valves designed to prevent backflow of blood, especially as pressure within the heart rises.
7. With gravel filters, self cleaners, elaborate and expensive experiments with hydraulics, aeration, pumps and backflow.
8. This is called a diode-OR circuit, designed to prevent backflow of current to the supplying device.
9. Sometimes, the backflow reaches as far as the mouth, where it can cause sore throats and tooth decay.
10. It is between the right atrium and the right ventricle, and stops the backflow of blood between the two.