Childermass cannot help but quirk something of a smile at the comment 'delightfully scathing judgment'. It is not every day that his mouthiness gains him compliments, and he will take them when and where he can. "Chemistry," he repeats, raising his eyebrows further, before nodding to the statue in front of them.

"Well. I don't think you'll find a lot of that in here, sir," he points out, deliberately being a smart-ass this time.