\documentclass[10pt,a4paper]{article}

% Packages
\usepackage{fancyhdr}           % For header and footer
\usepackage{multicol}           % Allows multicols in tables
\usepackage{tabularx}           % Intelligent column widths
\usepackage{tabulary}           % Used in header and footer
\usepackage{hhline}             % Border under tables
\usepackage{graphicx}           % For images
\usepackage{xcolor}             % For hex colours
%\usepackage[utf8x]{inputenc}    % For unicode character support
\usepackage[T1]{fontenc}        % Without this we get weird character replacements
\usepackage{colortbl}           % For coloured tables
\usepackage{setspace}           % For line height
\usepackage{lastpage}           % Needed for total page number
\usepackage{seqsplit}           % Splits long words.
%\usepackage{opensans}          % Can't make this work so far. Shame. Would be lovely.
\usepackage[normalem]{ulem}     % For underlining links
% Most of the following are not required for the majority
% of cheat sheets but are needed for some symbol support.
\usepackage{amsmath}            % Symbols
\usepackage{MnSymbol}           % Symbols
\usepackage{wasysym}            % Symbols
%\usepackage[english,german,french,spanish,italian]{babel}              % Languages

% Document Info
\author{BryanOoi}
\pdfinfo{
  /Title (chemicals-for-consumers.pdf)
  /Creator (Cheatography)
  /Author (BryanOoi)
  /Subject (Chemicals for Consumers Cheat Sheet)
}

% Lengths and widths
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\addtolength{\voffset}{-2cm}
\setlength{\tabcolsep}{0.2cm} % Space between columns
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\setlength{\headheight}{85pt} % If less, LaTeX automatically increases it
\renewcommand{\footrulewidth}{0pt} % Remove footer line
\renewcommand{\headrulewidth}{0pt} % Remove header line
\renewcommand{\seqinsert}{\ifmmode\allowbreak\else\-\fi} % Hyphens in seqsplit
% This two commands together give roughly
% the right line height in the tables
\renewcommand{\arraystretch}{1.3}
\onehalfspacing

% Commands
\newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour
\newcommand{\mymulticolumn}[3]{\multicolumn{#1}{>{\columncolor{\RowColorName}}#2}{#3}} % For coloured multi-cols
\newcolumntype{x}[1]{>{\raggedright}p{#1}} % New column types for ragged-right paragraph columns
\newcommand{\tn}{\tabularnewline} % Required as custom column type in use

% Font and Colours
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\definecolor{FootBackground}{HTML}{666666}
\definecolor{TextColor}{HTML}{333333}
\definecolor{DarkBackground}{HTML}{67C2BF}
\definecolor{LightBackground}{HTML}{ECF7F7}
\renewcommand{\familydefault}{\sfdefault}
\color{TextColor}

% Header and Footer
\pagestyle{fancy}
\fancyhead{} % Set header to blank
\fancyfoot{} % Set footer to blank
\fancyhead[L]{
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{C}
    \SetRowColor{DarkBackground}
    \vspace{-7pt}
    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
        \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}}
    }
\end{tabulary}
\columnbreak
\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{Chemicals for Consumers Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{BryanOoi} via \textcolor{DarkBackground}{\uline{cheatography.com/64719/cs/16309/}}}
\end{tabulary}
\end{multicols}}

\fancyfoot[L]{ \footnotesize
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{LL}
  \SetRowColor{FootBackground}
  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}BryanOoi \\
  \uline{cheatography.com/bryanooi} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Not Yet Published.\\
   Updated 11th July, 2018.\\
   Page {\thepage} of \pageref{LastPage}.
\end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}}  \\
  \SetRowColor{white}
  \vspace{-5pt}
  %\includegraphics[width=48px,height=48px]{dave.jpeg}
  Measure your website readability!\\
  www.readability-score.com
\end{tabulary}
\end{multicols}}




\begin{document}
\raggedright
\raggedcolumns

% Set font size to small. Switch to any value
% from this page to resize cheat sheet text:
% www.emerson.emory.edu/services/latex/latex_169.html
\footnotesize % Small font.

\begin{multicols*}{3}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Soap}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{Soap- water soluble sodium or potassium salts of fatty acids} \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{+Saponification} \tn 
% Row Count 3 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{Fats + sodium hydroxide -\textgreater{} soap + glycerol}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Detergen}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{Detergent-non-soap cleansing agent (sodium salt of the organic acid known as sulphonic acid} \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{a)natural detergent   b)synthetic detergent} \tn 
% Row Count 3 (+ 1)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{Functional group=(SO3-) / (0-SO3-)} \tn 
% Row Count 4 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Cleansing action of soap}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/bryanooi_1531309342_c4f7b8ae6a369163f36e62787cda96f3f1a2cdf2.png}}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{p{0.4577 cm} p{0.4577 cm} p{0.4577 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{3}{x{5.377cm}}{\bf\textcolor{white}{Food Additives}}  \tn
% Row 0
\SetRowColor{white}
\mymulticolumn{3}{x{5.377cm}}{{\bf{Preservative}}} \tn 
% Row 1
\SetRowColor{LightBackground}
\mymulticolumn{3}{x{5.377cm}}{sodium benzoate- {\emph{prevent growth of bct \& yeast}}} \tn 
% Row 2
\SetRowColor{white}
\mymulticolumn{3}{x{5.377cm}}{sodium nitrite-{\emph{longer shelf-life}}} \tn 
% Row 3
\SetRowColor{LightBackground}
\mymulticolumn{3}{x{5.377cm}}{{\bf{Antioxidant}}} \tn 
% Row 4
\SetRowColor{white}
\mymulticolumn{3}{x{5.377cm}}{ascorbic acid -{\emph{prevent damage due to oxidation}}} \tn 
% Row 5
\SetRowColor{LightBackground}
\mymulticolumn{3}{x{5.377cm}}{ascorbyl palmitate -{\emph{prevent damage due to oxidation}}} \tn 
% Row 6
\SetRowColor{white}
\mymulticolumn{3}{x{5.377cm}}{vitamin E-{\emph{prevent damage due to oxidation}}} \tn 
% Row 7
\SetRowColor{LightBackground}
\mymulticolumn{3}{x{5.377cm}}{{\bf{Flavouring agents}}} \tn 
% Row 8
\SetRowColor{white}
\mymulticolumn{3}{x{5.377cm}}{monosodium glutamate(MSG)-{\emph{enhance taste of food}}} \tn 
% Row 9
\SetRowColor{LightBackground}
\mymulticolumn{3}{x{5.377cm}}{Aspartame- {\emph{200 X sweetness (OK in diabetes's patient food)}}} \tn 
% Row 10
\SetRowColor{white}
\mymulticolumn{3}{x{5.377cm}}{Saccharin-{\emph{artificial sweetener(increase 400 X sweetness)}}} \tn 
% Row 11
\SetRowColor{LightBackground}
\mymulticolumn{3}{x{5.377cm}}{{\bf{Stabiliser* /Thickener'}}} \tn 
% Row 12
\SetRowColor{white}
\mymulticolumn{3}{x{5.377cm}}{gelatin{\emph{',acacia gum}},lecithin*} \tn 
% Row 13
\SetRowColor{LightBackground}
\mymulticolumn{3}{x{5.377cm}}{starch',agar-agar ',pectin'} \tn 
% Row 14
\SetRowColor{white}
\mymulticolumn{3}{x{5.377cm}}{{\bf{Colouring agents}}} \tn 
% Row 15
\SetRowColor{LightBackground}
\mymulticolumn{3}{x{5.377cm}}{tartrazine-{\emph{normally added to soft drinks(orange)}}} \tn 
% Row 16
\SetRowColor{white}
\mymulticolumn{3}{x{5.377cm}}{blue FCF-{\emph{triphenyl compound (blue)}}} \tn 
% Row 17
\SetRowColor{LightBackground}
\mymulticolumn{3}{x{5.377cm}}{{\bf{Traditional medicine}}(DO NOT TRY!)} \tn 
% Row 18
\SetRowColor{white}
\mymulticolumn{3}{x{5.377cm}}{Ginseng-roots-{\emph{refresh,enhance body strength }}} \tn 
% Row 19
\SetRowColor{LightBackground}
\mymulticolumn{3}{x{5.377cm}}{Aloe vera-{\emph{juice from leaves-treat itchiness,wounds,burn}}} \tn 
% Row 20
\SetRowColor{white}
\mymulticolumn{3}{x{5.377cm}}{Mint-leaves-{\emph{increase body temp,induce sweat}}} \tn 
% Row 21
\SetRowColor{LightBackground}
\mymulticolumn{3}{x{5.377cm}}{Cocain-{\emph{anaesthetics}}} \tn 
% Row 22
\SetRowColor{white}
\mymulticolumn{3}{x{5.377cm}}{Garlic-corm-{\emph{antibiotics-reduce stickiness of platelets}}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}---}
\end{tabularx}
\par\addvspace{1.3em}


% That's all folks
\end{multicols*}

\end{document}