Whenever there is severe pain in any part of the stomach or the doctor has to know the reason behind it, then he has to resort to ultrasound or sonography. Ultrasound is a device that shows live images of the internal parts of our body. For this, sonar and radio technology is used. Often you must have seen that doctors apply gel on the stomach before doing ultrasound. Such questions must be arising in the minds of many people that what is this and why is it needed? Can ultrasound…
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Why are 5 numbers written on train bogies? If you know then you will be called knowledgeable, 99 percent people do not know …
Railway is one of the popular transport medium of our country. However, there are many such things related to it, which none of us knows. Especially hardly anyone knows the meaning of the things written on the bogie of the train. You must have noticed sometime or the other that a 5 digit number is written on every compartment of the train. This number is very special. According to the rules of the railway, some special information related to the bogie is hidden in these five numbers. You can know…
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