Final answer:
Before cleaning smoke damaged light fixtures, one must disconnect the electrical power to ensure safety. Proper ventilation and adherence to manufacturers' instructions are also crucial for a safe cleaning process.
Step-by-step explanation:
When planning to clean and deodorize smoke damaged light fixtures, a safety step before proceeding with cleaning is to disconnect the electrical power. This is vital in order to prevent any electrical shocks or accidents while performing the cleaning. Additionally, it is important to always ventilate the area and follow manufacturers' instructions when using cleaning products, as they may release pollutants into the indoor air. Ensuring proper safety measures and ventilation can help maintain a safe and effective cleaning process.