A professional who distributes nitroglycerin to processing departments of dynamite plant and prepares nitroglycerin for shipment. Respnsibilities include:

• Signals nitroglycerin neutralizer to release specified amounts of nitroglycerin to storage tanks.
• Tests acidity of nitroglycerin, using litmus paper.
• Turns valve to release sodium carbonate solution into nitroglycerin to neutralize excess acid that could cause decomposition of material and explosion.
• Transfers nitroglycerin from storage tank to lead-lined or stainless steel tanks mounted on wheels.
• Pushes tanks to mix house or other processing department.
• Washes tanks between loads with sodium carbonate solution and water, using hose and brush.
• Fills glass or stainless steel vials with nitroglycerin, using filling spout, and packs vials in boxes.