He said the manganese adds a level of protection as well. (sciencedaily.com)
At this point, there is no excuse for not adding some level of protection to your phone or tablet. (androidcentral.com)
Please be advised that as of 1 August, 2017 we will add another level of protection for your boarding dogs as we will require the Bivalent canine influenza vaccine (H3N8 / H3N2). (mountpleasantsckennel.com)