Does not work with chemfig package
The circuits.pid.ISO14617 does not appear to be compatible with chemfig
\documentclass[]{article}
\usepackage{comment} \usepackage{tikz} \usetikzlibrary{circuits.pid.ISO14617} \usepackage{chemfig} \begin{document}
\section{Process and Instrumentation Diagram}
\tikz [circuit pid ISO14617] \draw (0,0) to [pump={displacement}] (2,0);
\section{chemical}
\chemfig{O-C-O}
\end{document}