Yellow phlegm means that you are suffering from cold and flu or your upper respiratory tract is under the influence of some microbial infection. Dark yellow phlegm or thick yellow phlegm indicates an infection of lower respiratory tract or sinuses.
The new Media Transfer Protocol (MTP) enables you to manage content on any portable device with storage. 1  Details.
A A mantrap is a security device that monitors and controls two or more interlocking doors to a small room that. separates a non-secured area from a secured area. These interlocking doors allow only one door to be open at. any time.