Units 

                       Abbreviation 

ergs per second

\begin{equation}

\frac{erg}{s}

\end{equation}

 kilocalories per hour

\begin{equation}

\frac{kcal}{h}

\end{equation}

BTU or British Thermal Units per hour (used to measure the amount of heat content that is present in fuel-based energy sources)

\begin{equation}

\frac{BTU}{h}

\end{equation}