This video is especially made for facebook. In this video i'm turning a stainless steel bolt into a nice little combination lock. I was always fascinated by those antique combination locks. I really like the design of them. A few weeks ago I bought one from eBay, but it turned out to be a cheap fake copy. I was really disapointed. Well if I can't buy one, then I make one myself. It was quite a challenge to get all the parts done and fit together, but the end result speaks for itself. I'm very ha

Today, Dr. Abhishek Shukla explained how a heart attack (acute myocardial infarction) is diagnosed using a combination of clinical symptoms, ECG findings, and cardiac biomarkers. The most critical ECG finding is ST-segment elevation in specific leads corresponding to the affected coronary artery territory. When a patient presents with acute chest pain, radiation to the arm or jaw, sweating, or breathlessness, the ECG is immediately evaluated. If ST elevation or new-onset left bundle branch block