When World War I broke out in Europe in 1914, industrialized urban areas in the North, Midwest and West faced a shortage of industrial laborers, as the war put an end to the steady tide of European immigration to the United States
Answer:
SODIS is a method of purifying water using clear plastic bottles and natural sunlight.
The UV rays produced by the natural light kills any bacteria, virus, or other harmful substances.
What do you mean this is confis
Human right is a right that is believed to belong justifiably to every person.