My mom had fluid drained from her lung, which came back as cancer. We are waiting for pathology to come back to see if they can determine the source. The fluid is re-accumulating at at rapid rate and she is in so much pain.
Thomas Edison is usually credited with the invention of the light bulb, but the famous American inventor wasn't the only one who contributed to the development of this revolutionary technology.
Heinrich Goebel gÃ¶bel in 1893 claimed he had designed the first incandescent light bulb in, 1854 with a thin carbonized bamboo filament of high, resistance platinum-lead in wires in an-all glass, envelope and a high. vacuum