Dust masks and respirators come in dozens of styles and a wide range of prices. Which ones do the best job of protecting your lungs from wood dust? Jeff Miller tested a number of masks and respirators to see which ones are most effective at keeping out the smallest and most dangerous  particles--the ones that cause nasal and sinus-cavity irritation, allergies, lung congestion, chronic cough, and cancer. Read this review to find out whether you need to invest a few bucks for a disposable dust mask, or shell out much more for a powered respirator. The answers may surprise you.

From Fine Woodworking #201