From: howddgrhol@yaynnoo.com   
      
   Tim Wright  wrote:   
      
   > On 10/09/2020 06:45, 61rroger@gmail.com wrote:   
   >> This question is based on something that I hear tv landscape   
   >> painters, (Bob Ross, Bill Alexander, etc.), say.  When it comes to   
   >> painting, especially landscape painting, why are some/certain paint   
   >> brushes called "bristle brushes?"  Aren't ALL paint brushes by nature   
   >> bristle brushes?  After all, they all have bristles.  Thank you.   
      
   > I am no artist, but I believe what they mean is that it is made with   
   > actual boar hair, which is a traditional paint brush material.  Some   
   > are also made with sable hair, but I don't know if those are referred   
   > to as bristle brushes or not.   
   >   
   > Before synthetic materials came along all brushes, hair, tooth, etc,   
   > were made with boar bristles.   
      
   I don't know how common they are in fine art, but foam brushes are common   
   for house painting. They are a solid block of tapered foam instead of   
   separate bristles.   
      
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