geiger counter , Mark K-II Enterprises, gray, immediate response to fluctuations operationEasy spikesSimple push-on/push-off EMC to read multi-segment LED displayDetects ELF wide (50 to 1000 Hz) and VLF range (1,000 to 20,000 Hz ) Accuracy 5% at 50-60 Hz
The problem with granite
Your granite is beautiful, and are attracted to them because they are a natural product, but now all the news coverage of their potential threat to health. How do you know if your granite to radiation? The best way to find out is to hire someone with a meter to measure the levels of granite out Geiger. The truth is that most granite countertops emit a small amount of radioactive energy. What comes out of granite called radon daughters or radon children, and is the result of natural radioactive elements such as a. .
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