Similar Material g81 3/22 pp. 13-15 Microwaves—How Do They Work? Microwaves—How Dangerous Are They? Awake!—1981 How Safe Are Microwave Ovens? Awake!—1981 An Experimental Physicist Explains His Faith Awake!—2014 How Harmful Is Electric Smog? Awake!—1984 How Dangerous Is Atomic Radiation? Awake!—1982 Watching the World Awake!—1988 The Promise of Solar Power Awake!—1980 Oven Insight on the Scriptures, Volume 2 Oven Aid to Bible Understanding Radioactivity—How Does It Threaten You? Awake!—1992