Plastics and metal are more difficult to work with, and require special tools that are often more difficult to gain access to than those for working wood. Obtaining the appropriate materials can sometimes be a challenge. Lumber is usually fairly easy to obtain, as there are several lumber yards and homeowner-oriented stores that carry a large selection of materials. Other, more exotic materials may be difficult to track down. Specifically, no warranty is expressed or implied regarding the accuracy of the information contained within.
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