In addition, certain jobs may require employees to: Work outside and/or in adverse temperatures which could include extreme heat, cold, and humidity; Be exposed to vibrations, chemicals used in operations, fumes and food allergens (may include soy, dairy and other allergens); and. Physical Demands: All jobs require sufficient physical strength and dexterity to perform the required task(s) and typically also require at a minimum: intermittent sitting, standing, walking, climbing, squatting, kneeling, pushing, and pulling.