deletions | additions       diff --git a/begin_itemize_item_Petrol_is__.tex b/begin_itemize_item_Petrol_is__.tex  index c008af4..38d6e29 100644  --- a/begin_itemize_item_Petrol_is__.tex  +++ b/begin_itemize_item_Petrol_is__.tex 
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\item Carbon monoxide from incomplete combustion is toxic to humans  \item Particulates are also formed from incomplete combustion, causing irritation and disease  \end{itemize}  \newpage  \subsubsection{Photochemical Smog}  \begin{itemize}  \item Ozone is a \textit{secondary pollutant}