If you're upgrading to the iPhone 6, iPhone 6 Plus or even from a 4S to an iPhone 5, this guide will help you back up your information and get it ready to restore on your new device. I walk you through using iCloud backup and show you how it all works.Gear I use: http://amzn.to/1nDu5kb. Website: http://www.zollotech.com.f you're upgrading to the iPhone 6, iPhone 6 Plus or even from a 4S to an iPhone 5, this guide will help you back up your information and get it ready to restore on your new device. I walk you through using iCloud backup and show you how it all works. Gear I use: http://amzn.to/1nDu5kb. Website: http://www.zollotech.com.
HFO Refrigerants. HFO (hydrofluoro-olefin) refrigerants are the fourth generation of fluorine-based refrigerants. HFC refrigerants are composed of hydrogen, fluorine and carbon atoms connected by single bonds between the atoms.
1 A domestic refrigerator is present in 99.5% of American homes. 2  The earliest units used toxic refrigerants, typically ammonia (R-717), sulfur dioxide (R-764), or methyl chloride (R-40) as their refrigerant. 3  In the 1930s R-12 was used to replace sulphur dioxide as the most commonly used refrigerant. A domestic refrigerator is present in 99.5% of American homes. 2  The earliest units used toxic refrigerants, typically ammonia (R-717), sulfur dioxide (R-764), or methyl chloride (R-40) as their refrigerant. 3  In the 1930s R-12 was used to replace sulphur dioxide as the most commonly used refrigerant.