The purpose of a pressure dressing is to stop the blood flow from a wound.
A cholesterol screening can help a doctor know if a patient has or will have blood pressure issues in the future. This screen can allow doctors to treat patients earlier if they find early signs.
The purpose of using the lavender plant is to make a salad dressing or as a dandruff shampoo.
The purpose is to notify the driver is a tire's pressure is unsafe.
it controls the pressure
The purpose of a pressure relief valve in a geyser is to release the pressure created inside due to evaporation of water.
To save time
The main purpose of a pressure vessel is to hold gases or liquids at a pressure inside a container different to the pressure outside of the pressure vessel. Usually pressure vessels are made from steel.
To measure pressure
to obtain an accurate measurement of a patient's height
To prevent the patient from getting shocked
evaluate quality of care