This document presents Coal Township's Comprehensive Plan. It was prepared in. accordance with the Pennsylvania Municipalities Planning Code (Act 170 of 1988). By adoption. of this Comprehensive Plan by Coal Township's Board of Commissioners, it becomes the official.
1 A mutagen is a substance or agent that causes an increase in the rate of change in genes (subsections of the DNA of the body's cells).
The hymen is a membrane that surrounds or partially covers the external vaginal opening. It forms part of the vulva, or external genitalia, and is similar in structure to the vagina. The hymen does not seem to have a specific physiological function or purpose. In children, although a common appearance of the hymen is crescent-shaped, many shapes are possible. Normal variations of the hymen range from thin and stretchy to thick and somewhat rigid; or it may also be completely absent.