Luna Rival - Spelling Bee
When Charlie sees his gorgeous girlfriend Luna deep in concentration as she studies for her English test, he can't help but sneak up to kiss her. The petite brunette is feeling stressed about her exam, so Charlie offers to help her memorize her vocabulary list. But when Charlie writes a set of flash cards, the naughty words he picked show that studying isn't what's really on his mind! To pay her boyfriend back for his dirty joke, Luna jumps onto his lap and starts play wrestling him. Suddenly, she's the one flashing as her top slips down to show her perfect small tits! Charlie takes his chance to distract his lover from her test anxiety, licking and sucking her breasts before undressing her and tonguing her pussy. A quick learner, Luna is soon perched over him in 69. The couple spell out their passions as Luna rides her boyfriend's cock until the lovers explode in simultaneous orgasms!
The device irradiates samples with alpha particles and maps the spectra of X-rays that are re-emitted for determining the elemental composition of samples.  Curiosity 's APXS was developed by the Canadian Space Agency .  MacDonald Dettwiler (MDA) , the Canadian aerospace company that built the Canadarm and RADARSAT , were responsible for the engineering design and building of the APXS. The APXS science team includes members from the University of Guelph , the University of New Brunswick , the University of Western Ontario , NASA , the University of California, San Diego and Cornell University .  The APXS instrument takes advantage of particle-induced X-ray emission (PIXE) and X-ray fluorescence , previously exploited by the Mars Pathfinder and the Mars Exploration Rovers .