Before natural gas grew in popularity, these sites were used to manufacture gas.
Homes must be inspected for structural damage and for leaks before natural gas service can be restored.
The heart is just as much a product of evolution as the brain, yet William Harvey figured out how it works two centuries before natural selection was discovered.
The famous Nobel-winning scientist, Marie Curie, once said: "A scientist in his laboratory is not only a technician: he is also a child placed before natural phenomena which impress him like a fairy tale".
After Nantucket prospered during the high tide of the whaling industry -- clean-burning whale oil was the preferred fuel for indoor illumination before natural gas -- it went into steep economic decline and entered a long period of benign neglect that happily kept its original character intact.
There is wide agreement that hormone treatment for a few years, until a woman gets past the hot flash stage, is advantageous, as is hormone replacement for a limited time for women who have had their ovaries removed before natural menopause.
