II. Characteristic Hazardous Wastes Wastes may be hazardous wastes if they exhibit any of the four characteristics of a hazardous waste (ignitability, corrosivity, reactivity, and toxicity) as defined in Article 3 of Chapter 11 of the hazardous waste regulations (Sections 66261.21 to 66261.24).
Obstetrician / Gynecologist Overview. An obstetrician is a physician who has successfully completed specialized education and training in the management of pregnancy, labor, and pueperium (the time-period directly following childbirth).
Health care providers that care for women during pregnancy include: 1  Obstetricians (OB) are medical doctors who specialize in the care of pregnant women and in delivering babies. OBs also have special training in surgery so they are also able to do a cesarean delivery.