Streptococcus Thermophilus is used as a starter culture for yogurt and in milk production. This bacterium is unique for its ability to break down casein, a protein found in cheese. By breaking down this protein into smaller chains of peptides and amino acids, S. Thermophilus can have an effect on the flavor and texture profile of different cheeses.
Metal: 1  Steel or aluminum shingles: $265 to $375 per roofing square. 2  Corrugated steel panels: $120 to $150 per roofing square. 3  Stone-coated steel: $350 to $425 per roofing square.  Standing seam: $400 to $600 per roofing 1  square. Copper or zinc roofing: $700 to $900 per roofing square.
Asphalt Roof Costs. Asphalt roof costs range from $2.50 to $6 per square foot fully installed. Asphalt shingled roofs are either a composite organic shingle or the lighter woven fiberglass option.This is one of the least are expensive roofing options, significantly less than concrete and clay tiles for instance.sphalt Roof Costs. Asphalt roof costs range from $2.50 to $6 per square foot fully installed. Asphalt shingled roofs are either a composite organic shingle or the lighter woven fiberglass option.