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Diesel particulate filter, filters the particulate matter by forcing the exhaust gases to secure a ceramic wall flow filter. The ceramic wall flow filter has a porous wall and is single ended. When the spent gases are forcibly passed through the porous wall, the particulate matter is filtered as well as the gas is let loose thereby reducing the particulate emission in the atmosphere. It was on February 27th, 1892 that Diesel filed a patent within the patent office in Germany for his method and design for that combustion engine. He sourced contracts from firms that manufactured machines and began his experimentation stage. During this stage he constructed working types of his design in an attempt to construct the most efficient engine of that time. The definition of an anxiety disorder also includes an impairment of day-to-day functioning. A person with an anxiety disorder often experiences a significantly reduced quality of life and anxiety disorders are associated with possibly fatal heart conditions. The manual wheelchair has been doing use for years and possesses been subject to many changes. The constant feature has been that this chair is self propelled by pushing on the hand edges that surround the wheels. The owner actually pushes the wheels around and around to get from one location to the other. In addition to that, the footrests with a manual wheelchair is easy to remove as well as the user can walk the chair forward with his feet.