Metal roof provides increased wind resistance when compared to other roofing materials. This is because metal roofing systems use interlocking panels. The disadvantages of metal roofs include the noise created from rain hitting the roof, and, in snowy areas, the tendency of snow to easily fall off the roof and onto pedestrians or property. Originally, metal roofs were made of corrugated galvanized steel: a wrought iron–steel sheet was coated with zinc and then roll-formed into corrugated sheets. Another approach is to blend zinc, aluminum, and silicon-coated steel. These products are sold under various trade names like "Zincalume" or "Galvalume". The surface may
What Time Is It? (album) Walk. The Time supported the album by touring as one of Prince's opening acts on the 1999 Tour. The album peaked at number 26 on the "Billboard" 200 and number two on the Top Soul LPs. It spent a total of 33 weeks on the Billboard 200 and 38 weeks on the R&B Albums chart. The album's peaking was more successful than the group's previous release. The album was eventually certified gold by the Recording Industry Association of America (RIAA) for sales over 500,000 copies in the United States. What Time Is It? (album) What Time Is It? is a