Answer:
Polyester, Vaccines ,soda
Step-by-step explanation:
An agent that causes a birth defect is referred as a teratogen. These substances can cause congenital abnormalities which is a result of environmental exposure of a pregnant mother to those substances. They include soda, vaccines, and polyester.Soda is a carbonated drink with additives which could affect unborn babies.Some vaccines are only administered after birth because they can potentially affect the embryo causing pregnancy complications.