Leonardo da Vinci did more than paint the Mona Lisa – he was also a safety pioneer! Seeing some of his fellow artists coughing while chiseling and sanding marble, he had the idea that a piece of cloth dipped in water and stretched over the nose and mouth could make the job safer. He was onto something. Safety masks have become a job site necessity for many different professions and hobbies.
Our lungs are delicate and hard to repair. Over the past 300 years or so, advancements in chemistry and industry have continuously caused us to learn this fact the hard way. In fact, we have used tons of chemicals before knowing the myriad of ways these nifty potions turn our bodies into toxic goo. Most of the time, we can’t even see it happening.
Those glass fibers of dust you see in the attic, basement, or from drop ceilings floating around are going to end up in your nose and mouth. There is no chance of coughing up glass fibers since they stick like micro-sized needles and can be carcinogenic.
If you install CCTV systems, take my advice and spend a few dollars on a mask. Make it a standard policy for yourself, and don’t wait for the company to make it a requirement. That last breath you took in might just show up on your chest x-ray in ten years.