Hair that is cut short and close to the skin creates a sharp tip that can more easily pierce the skin to cause an ingrown hair. Improper shaving techniques are the major cause of ingrown hairs. Other hair-removal methods, including waxing, as well as common friction from tight clothing, may worsen the situation.air that is cut short and close to the skin creates a sharp tip that can more easily pierce the skin to cause an ingrown hair. Improper shaving techniques are the major cause of ingrown hairs. Other hair-removal methods, including waxing, as well as common friction from tight clothing, may worsen the situation.
With 59,953 people, Petaluma is the 154th most populated city in the state of California out of 1,497 cities. But watch out, Petaluma, because Huntington Park with 59,362 people and San Rafael with 59,237 people are right behind you.
Petaluma High School has a graduation rate of 96.33% as of 2011, with 37.2% of students satisfying the requirements for admission to either the University of California or the California State University system.The average class sizes are 24 for Math, 25 for Science and English, and 30 for Social Science.etaluma High School began as a public school in 1873, making it one of the oldest high schools in California. Sitting on approximately 24 acres, the current campus was completed in 1935 with the main building remodeled in December 2001.