Johann Strauss, Vienna's greatest composer of light music, was known for his waltzes (dances) and operettas (light operas with songs and dances). His music seems to capture the height of elegance and refinement of the Hapsburg regime. Early life. Johann Strauss Jr. was born on October 25, 1825, in Vienna, Austria. Although the elder Strauss wanted his sons to pursue business careers, the musical talents of Johann, Jr., quickly became evident, as he composed his first waltz at the age of six.
How composite roofing is made. Flat composite shingles look very much like traditional asphalt roofing. At the core of the composite shingle or roofing tile lies a fiberglass mat. Flat shingles then have a top layer of asphalt and crushed rock added.
The most widespread kind of roofing shingles are composition shingles, which are made using a base of fiberglass and asphalt which is studded with flecks of colored minerals. In some cases, the base may be made with more natural materials: if you are concerned about fiberglass, talk to your contractor.