Best Dairy-Free Shortening. Shortening is an even fattier form of butter. Where butter is made with about 85 percent fat and 15 percent water, shortening is 100 percent fat. For those who can't tolerate lactose, there is a dairy free version of this ultra rich spread.
For example, the standard aluminum 80-cubic-foot tank weighs about 35 pounds, while similar capacity steel tanks weigh in at about 30 pounds. There have been lengthy discussions about the service life of steel tanks vs. aluminum tanks.
Rated 1 out of 5 by Cmac from Be aware that the 20 lb propane exchange tanks are only 3/4 full. They don't show it on the webs... Be aware that the 20 lb propane exchange tanks are only 3/4 full. They don't show it on the website but their 20 lb tanks only have 15 lbs of propane in them and they cost more than a full refill elsewhere. Most people would not notice this, just another reason to shop at a smaller local business.