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What is SG material?

What is SG material? SG Iron is also known as Ductile Cast Iron, Nodular Cast Iron, Spheroidal Graphite Iron and Spherulitic Cast Iron. This grade of Iron was developed over 60 years ago and in the USA. What type of Read more…

Is Prof higher than Dr?

Is Prof higher than Dr? It is widely accepted that the academic title of Professor is higher than a Doctor, given that the job title of professor is the highest academic position possible at a university. Remember that the Doctor Read more…