" For instance?" she asked."Take brass and bronze: Both are mostly copper with ten percent tin or zinc. If you take the metals separately they have ce...rtain properties, as soon as you mix them their properties change. For instance, bronze, which is made of about nine parts copper and one part tin, if mixed thoroughly, is actually stronger than iron, where each by themselves is weaker. If a pinch of arsenic is added to the mixture it becomes even stronger," I replied with a little passion.Go. "But, Sir... I..." she says, anxious at this new turn. "Miss Olivia, if you do not want this promotion, I'm sure I can find another girl who would be most appreciative of a chance to work up here with me!" he says sternly. Mr. Wellington is getting tired of being turned down by an employee - especially one who he has tried to be so nice to. "No, Sir, I do want this promotion," she says, hanging her head. "I'm sorry I have been so difficult." She gets up and walks over to the desk, laying over. I'm going to need to make a tourniquet out of your bra and shirt." He wiggled his eyebrows for comic effect some more.Her concern turned to chagrin as she realized he was just teasing her. "Very cute." But she couldn't help grinning. No one else could get away with that kind of thing with her - only Alan.He said in a serious tone, "You know what irks me about a pervy doctor like that? He was probably so distracted that I'll bet he didn't even examine you properly. But don't worry; just take off. I went back to stroking my own hard cock as I watched the two dudes getting it on. After about a minute, the one facing me glanced over and saw me peering in at them. He smiled, tapped the other guy on the side of the head, stood up, then directed the other one to stand as well. The one with the goatee said, “We’re being watched.”Knowing that he was referring to me, my first instinct was to run out of the porn shop and back to the safety of my own car, but my arousal won out and I remained on.