Acid and Chemical Air and Multipurpose Blue Throat   Blue Jay Eagle Oil and Air Hawk Phoenix Red Hawk Food Handling   Material Handling Dove Egret Raven White gull   Cement Discharge Concrete Sand Blast     Petroleum Transport   Gas Oil Discharge Oil Suction Falcon     Owl             Water   Welding Blue Jay Goose Pelikan Phoenix Water Discharge Water Suction   Thunderbird Air Brake     SAE J 1402