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.
Ear drops for clogged ears. If your plugged ears are from cold, allergies, clogged wax, among other causes, there are a number of ear drops you can give a try. You will get these ear drops in your local pharmaceutical stores, at Walgreens, Walmart, CVS, and other leading pharmaceutical companies.