________ is caused by a viral and/or bacterial infection and/or inflammation of the stomach and small intestines

Deliveries made via a supplier-employed courier are usually delivered in:

a. Delivery vans. b. Secured plastic totes. c. Prepaid cardboard cartons. d. Medication cassettes.

Gases released when polymer products burn include

a. Hydrogen chloride b. Hydrogen cyanide c. Sulfur dioxide d. All of these