The calcium content of phosphorus-containing foods may also matter, and may mitigate potential problems. In fact, dairy foods (high in both phosphorus and calcium) lower blood pressure, which is why they are an integral part of the DASH (Dietary Approaches to Stop Hypertension) diet.he calcium content of phosphorus-containing foods may also matter, and may mitigate potential problems. In fact, dairy foods (high in both phosphorus and calcium) lower blood pressure, which is why they are an integral part of the DASH (Dietary Approaches to Stop Hypertension) diet.
This originally pertained to radio waves and sound waves, but is now commonly used to measure the speed of a computer processor (the number of hertz is equal to the number of clock ticks that a processor will have in one second).
Radar gun. A radar speed gun (also radar gun and speed gun) is a device used to measure the speed of moving objects. It is used in law-enforcement to measure the speed of moving vehicles and is often used in professional spectator sport, for things such as the measurement of bowling speeds in cricket, speed of pitched baseballs, athletes and tennis serves.