A truck mounted concrete mixer includes a mixing drum rotatable about longitudinal axis having a drum head and an open end to receive batch materials to be mixed. In other aspects the invention relates to pharmaceutical compositions comprising the 3-phenyl-azetidine derivatives of the invention and to the use of these compounds for therapeutic applications. The display further includes an organic light-emitting device electrically connected to the thin film transistor. 0 \u03bcm and forms secondary particles of a crystal aggregate having an average diameter of 3. Other embodiments are described and claimed. 11 and Bluetooth, as well as stations that employ wireline or non-RF-wireless transceivers.