Composite material reinforcement materials. Another important factor is the gross quantity of material to be produced. Large quantities can be used to justify high capital expenditures for rapid and automated manufacturing technology. Small production quantities are accommodated with lower capital expenditures but higher labour and tooling costs at a correspondingly slower rate. Many commercially produced composites use a polymer matrix material often called a resin solution. There are many different polymers available depending upon the starting raw ingredients. There are several broad categories, each with numerous variations. The most common are known as polyester, vinyl ester, epoxy, phenolic, polyimide, polyamide, polypropylene, PEEK,
That's What Girls Are Made For successful run for the group, who later found success with neighboring Detroit label Motown Records in the mid-1960s and Philadelphia soul-based records with Atlantic Records in the 1970s. That's What Girls Are Made For "That's What Girls Are Made For" is the debuting single for the American R&B/Soul vocal group The Spinners, released on Harvey Fuqua's Tri-Phi Records label in 1961. The single featured most of the original members of the group including original lead singer Bobby Smith and featured a very young Marvin Gaye playing drums. Harvey Fuqua and his then-girlfriend Gwen Gordy made the song simply for them