Manufacturers come out with new refrigerators every year and the most reliable company 5 years ago might be just average today. Also, every company will have good models and bad models so instead of focusing on which manufacturer to buy from, it's better to look at specific refrigerator models instead. Of course, best selling doesn't always mean best quality or most reliable.
Double stacked magazines give you about double the magazine capacity of single stacks, but they are slightly less reliable for two reasons. They are more prone to drop jumbles and the ammunition loses alignment and won't feed without fixing the problem.
Double stacking pint jars. My canning book says that I can double stack pint jars in my pressure canner. Do I need to have. a rack or something between the jars or can I simply place the jars on top of one another? _____________. answer: Yes you do need to have a rack between your jars. You can purchase another rack just like the one that came with your canner or use some other type of rack. How lucky you are that your canner will fit two layers! These pages have ideas for other things to use for racks.