I was once drafted to be an extra in a commercial for the University of Oregon. First thing they did was hand me a white lab coat. Second thing was to complain that they’d looked around the lab they were filming in, and couldn’t find any colored solutions in the refrigerator — could I get them some? I at least managed to stop them before they started mixing up random reagents from the shelves.
Public misconceptions about how science is done are terrible. How terrible? Here’s a whole collection of terrible stock photos. This one was my favorite.
There are a lot of botanists in my department. I should ask them if they have a stethoscope.