When you activate the Product Levels add-on, ATUM will add four new product types to the WooCommerce Product Type list. As an addition to simple, variable, grouped, and external products, you can use the following product types:

• Product Part: For those elements that are part of a completed product.

• Variable Product Part: For products parts with variations.

• Raw Material: For those elements that create the final product and stand as raw materials.

• Variable Raw Material: For raw materials with variations.