Manufacturing is about creating a completed product for sale to consumers using either prefabricated components or raw materials. Typically, the production process leverages machinery, assembly lines, and skilled labor. 

Manufacturing是指使用预制拦拦部件或原材料创造一个完整的产品出售给消费者。通常情况下，生产过程会利用机械、装配线和熟练的劳动力。

Fabrication is about building a product for use by manufacturers, not consumers. Fabricators process raw materials or refining parts to make them suitable for assembly. The options are virtually limitless, but some of the most common fabrication methods include: