# What can you customize?

Customization possibilities cover various topics, and they affect different metrics and scores. You have the opportunity to adjust the following:

* [Product characteristics](/using-the-tool/customization/what-can-you-customize/product-characteristics.md)
* [Reuse settings](/using-the-tool/customization/what-can-you-customize/reuse-settings.md)
* [Component definitions](/using-the-tool/customization/what-can-you-customize/component-definitions.md)
* [Manufacturing & transportation](/using-the-tool/customization/what-can-you-customize/manufacturing-and-transportation.md)
* [Sourcing settings](/using-the-tool/customization/what-can-you-customize/sourcing-settings.md)
* [Recoverability settings](/using-the-tool/customization/what-can-you-customize/recoverability-settings.md)
* [Chemicals of concern](/using-the-tool/customization/what-can-you-customize/chemicals-of-concern.md)
* [Food or beverage content](/using-the-tool/customization/what-can-you-customize/food-or-beverage-content.md)

{% hint style="warning" %}
**What can you NOT customize?**

Many parameters can be adjusted by the user in the tool, but not all of them. The table below shows **what cannot be customized in the tool**.
{% endhint %}

<table data-full-width="false"><thead><tr><th width="158">Input</th><th>Default settings</th></tr></thead><tbody><tr><td><strong>Activity impacts</strong></td><td><p>Regionalized data: 4 regions available (Global, USA, Europe, <a href="/pages/JlrEbCUxaZ6h3WFa7JH6#ecoville">Ecoville</a>)</p><p>Retrieved from different sources (see <a href="https://docs.google.com/document/d/1z9vpSj1uVvvRY_1YqKYtm7D0fUvExT-SOX7-XnKgqq8/edit?tab=t.0">Activities Documentation</a>)</p></td></tr><tr><td><strong>Inertness</strong></td><td>Defined for all materials: see tables <a href="https://docs.google.com/document/d/1MT8dJXo-pvYj0l6TpNLWF8bwUoB2I96qsgPvb3fy7vE/edit?tab=t.0#bookmark=id.h5s7u6cjk6si">10.1</a> and <a href="https://docs.google.com/document/d/1MT8dJXo-pvYj0l6TpNLWF8bwUoB2I96qsgPvb3fy7vE/edit?tab=t.0#bookmark=id.z4obv0hyy14v">10.2</a> in methodology</td></tr><tr><td><strong>Average recovery rate</strong></td><td><p>Regionalized data: 4 regions available (Global, USA, Europe, <a href="/pages/JlrEbCUxaZ6h3WFa7JH6#ecoville">Ecoville</a>) </p><p>Applies only when Recovery toggle is set to “Default” position (see <a href="https://docs.google.com/document/d/1K4YgfASpkQqByWoV1xpfX_U2qoj4cVU4r6e7iEWJlT0/edit?tab=t.0#heading=h.hfhxbm36o1tn">Recycled Content and Recovery Tables</a>)</p></td></tr><tr><td><strong>Disposal mix</strong></td><td><p>Regionalized data: 4 regions available (Global, USA, Europe, <a href="/pages/JlrEbCUxaZ6h3WFa7JH6#ecoville">Ecoville</a>) </p><p><a href="https://docs.google.com/document/d/1cFHWy41dWS1SzSJ-ZNFRc6rUX9g3VVojoHOV9Pw_P68/edit?tab=t.0#heading=h.o4t0353ovlhz">Mix of landfill and incineration</a> (for unrecovered materials)</p></td></tr></tbody></table>


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