The name Chloe is of Greek origin. The meaning of Chloe is young green shoot, blooming. Chloe is generally used as a girl's name. It consists of 5 letters and 2 syllables and is pronounced Klo-ee.
To put it simply, a ballast is the functional heart of a fluorescent or HID light source. Just as a heart regulates blood flow to your body, a ballast ensures that a lamp stays lit by managing the distribution of energy throughout the fixture.
The engineers were laying tracks through the Indus River Valley in present day Pakistan. They searched the area for stone to make ballast. Ballast is crushed rock placed around railroad tracks to drain water from the path of the train.