Disclosed are azeotropic and azeotrope-like mixtures of -1-chloro-3,3,3-trifluoropropene ) and hydrogen fluoride. They are used as therapeutic agents for various diseases concerning \u03b14 integrin. As a result, a current is built up at the primary side of the ignition transformer. The proximity switch includes a reed contact which includes three terminals which are connected to a control apparatus. The persistent Web servers receive URLs containing a time stamp, extract the time stamp, retrieve the correct Web page from the archive, modify the requested Web page to update embedded hyperlinks to incorporate the same time stamp as the requested Web page and return the requested page to the client. An example checkout stand includes a housing including a first and a second end, a conveyor for transporting items from the first end to the second end, a bagging station at the second end, a base portion between the conveyor and the bagging station, a first tower portion on the base portion, and a second tower portion on the base station separated from the first tower portion by a gap.