With the right type of filter, the Adflo PAPR can protect welders from both particles and gases. - YouTube
3M™ Adflo™ High Efficiency Starter Kit 15-1101-99
Amazon.com: Adflo Powered Air Purifying Respirator He System with 3M™ Speedglas™ Welding Helmet 9100 Fx-Air, 36-1101-20Sw, 1 Ea/Case : Tools & Home Improvement