Industrial/ Manufacturing - Smoke Control Various pollutants are created in the manufacturing process and one of the most common is smoke. Typically this is created in the form of welding smoke from applications such as plasma cutting, laser cutting, stick welding, wire feed welding etc. This smoke can either be dry or wet. The type of smoke determines which equipment we would use. Air Purification of Houston can determine which is the best type of system to use and offer complete turnkey installations backed by a written performance guarantee! Give us a call at (713) 466-7555 or Contact Us.