Now that Continental Oil Company (now Conoco) has your attention with the naughty thing their research chemists (Belt over lab coat? Craaaazy!) do on their summer break, it smoothly segues into the benefits of motor oil.
Remember that sex sells, future Madison Ave execs, it even sells motor oil. Modern Mechanix has the larger pic: Link
It reminds me of this: http://thesocietypages.org/socimages/2011/03/12/ejaculation-imagery-by-sephora/