Final answer:
The answer is True. When doing work that creates dust or airborne impurities, wearing a respirator or dust mask is essential for respiratory protection, and proper ventilation and personal protective equipment should be used as appropriate.
Step-by-step explanation:
True. Wear a respirator or dust mask whenever you are doing work that will create dust or other airborne impurities. This is an important safety measure to protect your respiratory system from particles that could cause harm. Examples of such work include sanding, sawing, or using products that emit fumes or particles into the air. Always ensure that the area is well-ventilated, and besides wearing a respirator or dust mask, use gloves, goggles, or safety aprons as needed depending on the nature of the work. It is also important to always follow the manufacturers' instructions on product use to minimize exposure to pollutants.