(1) Except as specified in subsection (2) of this section, an employee may eat, drink, or use any form of tobacco only in designated areas where the contamination of exposed food; clean equipment, utensils, and linens; unwrapped single-service and single-use articles; or other items needing protection cannot result.

(2) A foodemployee may drink from a closed beverage container if the container is handled to prevent contamination of:

(a) The employee's hands;

(b) The container; and

(c) Exposed food; clean equipment, utensils, and linens; and unwrapped single-service and single-use articles.