While the term proof stuck, in America, the standard it refers to has nothing to do with gunpowder. Around 1848, 50% alcohol by volume was chosen as a baseline and 100 was used as its corresponding proof. Thus, the proof is double the ABV. In other countries, other proof systems are used. For example, in 1816 the U.K. started to use gravity as their standard.
Cost for rental will vary. Generic albuterol nebulizer solutions cost about $.40 for 10 doses and brand name versions can cost up to $12.10 for 10 doses, according to an analysis of national average sales prices by the Office of the Inspector General in the U.S. Department of Health and Human Services.
From these lows, fertilizer prices rose and reached plateaus. During the period when much of the fertilizer for the 2013 crop was purchased-August 2012 till June 2013 - fertilizer prices averaged $868 per ton for anhydrous ammonia, $613 per ton for DAP, and $582 per ton for potash.uring the period when much of the fertilizer for the 2013 crop was purchased-August 2012 till June 2013 - fertilizer prices averaged $868 per ton for anhydrous ammonia, $613 per ton for DAP, and $582 per ton for potash.