DEF weighs approximately 9 lbs per gallon. Compared to diesel fuel at approx 7.05 lbs and gasoline at an average of 6.19 lbs, DEF is a relatively heavy product.ow much DEF can I haul? With DEF weighing in at around 9lbs per gallon, we estimate that with a tandem axle truck tank you will be able to haul just over 3000 gallons in most states. For trailers the capacity will be around 5,000 gallons.
Key facts. 1  Depression is a common mental disorder. 2  Depression is the leading cause of disability worldwide, and is a major contributor to the overall global burden of disease. 3  More women are affected by depression than men.  At its worst, depression can lead to 1  suicide. There are effective treatments for depression.
No children had more than one postnatal cause for their disability. The percentages of developmental disabilities accounted for by postnatal causes ranged from 3.5% (mental retardation) to 12.4% (hearing impairment).