Liquid crystals are substances that flow like a liquid but maintain some of the ordered structure of crystals. Liquid-crystal molecules tend to be elongated and to orient in specific directions.

SF Health Network provides primary care in 13 locations throughout the City. We also have 10 clinics that focus on medical care for San Franciscan youth. Five of our locations provide dental care.

We are a full service health clinic that provides affordable, comprehensive and quality care to people of all ages. Located in Bayview Hunter's Point area since 1979, we provide care for common ...