Attributes . Hot, Humid and Dusty Environments such as Welding, Soldering and Brazing, Grinding, Sanding, Sweeping, Bagging, Stone Quarrying, Metal Machining, Cement, Underground Mining, Polishing, Buffing, Lime, Poultry and Textiles. Welding and Foundry Operations, Lab Settings, Agriculture, Chemical Processing, Printing, Food Processing, Paint and Varnish Manufacturing, Waste Processing and Sewage Treatment, No Oil Present . Names