API Developers. If you are a Google Apps API developer and use ClientLogin authentication, after you enroll in 2-Step Verification, you'll need to use an application-specific password in place of your regular password.
Answers. Best Answer: It's fine to reuse ear plugs as long as you clean your ears each time before inserting them. You'll need to replace them occasionally, depending on how often they're used. I've found that the yellow cylindrical ones work better and stay clean longer than the standard orange ones.
One of the best things you can do with used hearing aids - whether they're in great condition or need repairs - is to donate them to a charity that will accept used hearing aids to be repurposed, reprogrammed or recycled to assist others in need in both the U.S. and around the world.