Here are some major issues with dosing from small disposable bottles
• Difficult to measure accurately, drivers guess and ratios are neglected
• Splashing product on the outside of tank or ground when trying to pour
• Contact with the chemicals spilling on hands or breathing fumes
• Storing partial bottles inside the cab and the potential spill hazard
• Price of product in small containers versus buying in larger volume
• Limited selection of additive brands at most diesel fuel stores
• Time spent measuring and adding to the tank after refueling