“Malaria does not occur in South Carolina at the present time.
	The state Board...has continued an insect control program... In 1955, the health departments sprayed 110,487 gallons of chlordane...; dusted 40,421 acres with 134,610 pounds of chemicals; and fogged 694,301 acres with 61,672 gallons of insecticide.” The Board of Health used DDT; methylchlor; chlordane; dieldrin; lethane; warfarin: all of which are now banned or strictly controlled pesticides.