Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Uploaded on Jul 31, 2010
http://www.concretenetwork.com Dust control methods are important to think about when using any type of concrete saw, grinder, or machine that creates airborne dust particles. See the different types of concrete dust control vacuums & machines. Find out how they work and when to use them.