Amy Heinzerling, M.D. and M.S. in Public Health, is an officer of the Epidemic Intelligence Unit at the Centers for Disease Control and Prevention, responsible for the California Department of Public Health.
Artificial stone countertops, also known as "quartz stone countertops," are made by polymerizing quartz aggregate and resin binder. These materials look similar to natural stone and are increasingly used in residential construction and home furnishings. Between 2010 and 2018, imports of quartzite countertops in the United States have increased by nearly 800% (US International Trade Commission).