Knowledge of fire hydrant operation is necessary in order to perform flow water from hydrant discharge openings to flush sediment.
A fire hydrant, water plug, or firelock is a connection point by which firefighters can faucet into water delivery. It is part of active fire protection. Underground fire hydrants had been utilized in Europe and Asia on the grounds that as a minimum the 18th century. Above-ground pillar-kind hydrants are a 19th-century invention.
Utilized by firefighters for the duration of a fire to place out the flames, the hearth fire hydrant functions by means of permitting your local firefighters to fast the faucet into your water utility's pressurized water gadget. The firefighters eliminate a nozzle or two, fasten hoses to the nozzles and flip the valve to get the water flowing.
The two kinds of fire hydrant systems are dry barrel and moist barrel. The moist barrel fireplace hydrant gives a consistent drift of water, while the dry barrel hearth hydrant requires a valve launch to allow water to enter. It's miles meant to allow on the spot get admission to water within the case of a hearth.
Learn more about fire hydrant here brainly.com/question/16791005
#SPJ4
Answer:
that within two generations, most European immigrants became part of the racial majority.
Explanation:
The "melting pot" metaphor is most popularly used in the context of the United States. It simply refers to the assimilation of immigrants in the common culture of the United States. However, it is a universal phenomenon and applied where the elements of heterogeneous society melt together in a whole to emerge as more homogeneous. Today the crises of the Middle East have led many refugees to assimilate in the culture of different nations.
I guess the answer is letter c
When a person has two or more diseases at the same time, these diseases are considered "comorbidities." This concept has become the rule rather than the exception in many areas of medicine, especially psychiatry.
Many people suffer from multiple anxiety disorders at the same time, known as comorbidities. Studies show that GAD is the most comorbid anxiety disorder. Coexisting or overlapping disorders add to the complexity of diagnosis and treatment for both psychiatrists and patients.
Do you suffer from multiple mental disorders or illnesses at the same time? Yes, according to the National Institute of Mental Health. The organization found that nearly 50% of U.S. adults with a mental disorder had 2 or more disorders in the last 12 months.
Technically, an individual can have multiple personality disorder diagnoses under her DSM-5*. A person diagnosed with a personality disorder is almost always eligible for multiple diagnoses. A person with a severe personality disorder may meet the criteria for 4, 5, or more disorders.
Learn more about diagnoses at
brainly.com/question/3787717
#SPJ1
