|}
<!-- Content Column 1 ends here --> Pretreatment and Grease Management
|align="center" width="20%" |<!-- Content Column 2 - Title2 - starts here -->
{|style="height:145px"
|align="center" valign="top"| {{Icon|file=filler icon.png|alt=Technology and Operation Overview |width=85|link=Practitioner's Tool / Technology and Operation Overview }} <br> [[Practitioner's Tool / Technology and Operation Overview | Technology and <br>Operation Overview]]
|}
{|style="height:145px"
|}
{|style="height:145px"
|align="center" valign="top"| {{Icon|file=filler icon.png|alt=Determining Pretreatment Needs – Commercial laundry services |width=85|link=Practitioner's Tool / Determining Pretreatment Needs – Commercial laundry services }} <br> [[ Practitioner's Tool / Determining Pretreatment Needs – Commercial laundry services | Lint traps <br>for laundries and Best Management Practices (BMPs)]]
|}
{|style="height:145px"
|align="center" valign="top"| <font size="4" color="#a0a2a3">Sewers</font><br>
{{Icon|file=filler icon.png|alt=Sewers Comparison |width=85|link=Practitioner's Tool / Sewers Comparison }} <br> [[Practitioner's Tool / Sewers Comparison | Sewers <br>Comparison]]
|}
{|style="height:145px"
|align="center" valign="top"| {{Icon|file=filler icon.png|alt=Sewers for Buildings |width=85|link=Practitioner's Tool / Sewers for Buildings }} <br> [[Practitioner's Tool / Sewers for Buildings | Sewers <br>for Buildings]]
|}
{|style="height:145px"
{|style="height:145px"
|align="center" valign="top"| <font size="4" color="#a0a2a3">Primary Treatment</font><br>
{{Icon|file=filler icon.png|alt=Primary Treatment Methods |width=85|link=Practitioner's Tool / Primary Treatment Methods }} <br> [[Practitioner's Tool / Primary Treatment Methods | Primary <br>Treatment Methods]]
|}
{|style="height:145px"
|}
{|style="height:145px"
|align="center" valign="top"| {{Icon|file=filler icon.png|alt=Vermicomposting digesters |width=85|link=Practitioner's Tool / Vermicomposting digesters }} <br> [[Practitioner's Tool / Vermicomposting digesters | Vermicomposting <br>digesters]]
|}
{|style="height:145px"
|align="center" valign="top"| {{Icon|file=filler icon.png|alt=Anaerobic Baffled Reactors |width=85|link=Practitioner's Tool / Anaerobic Baffled Reactors }} <br> [[Practitioner's Tool / Anaerobic Baffled Reactors | Anaerobic <br>Baffled Reactors]]
|}
{|style="height:145px"
