Business / Construction / Felt: Tar paper. Installed under the roof shingles. Normally 15 lb. Or 30 lb.
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Business / Construction / Saturated Felt: A felt which is impregnated with tar or asphalt. MORE
Science / Psychiatry / Klinefelters Syndrome: Chromosomal defect in males in which there is an extra X chromosome; manifestations may include underdeveloped testes, physical feminization, sterility, and mental retardation. MORE
Science / Biology / Klinefelter Syndrome: In humans, a genetically determined condition in which the individual has two X and one Y chromosome. Affected individuals are male and typically tall and infertile. MORE