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How do you measure a countersink?

How do you measure a countersink? QUICKLY MEASURE COUNTERSINK DIAMETERS Simply press the spring loaded, exact angle Gaging Plunger into the countersink and read the dial directly in . 002″ or 05mm diameter increments on the dial face or optional Read more…

What are birefringent needle shaped crystals?

What are birefringent needle shaped crystals? Uric acid crystals are often intra-cellular and appear needle-shaped and yellow (negatively birefringent) while CPPD crystals appear rhomboid shaped and blue (weakly positively birefringent). Is gout positive or negative birefringent? Negatively birefringent needle-shaped. Crystals Read more…

What does an electronic stethoscope do?

What does an electronic stethoscope do? An electronic stethoscope overcomes the low sound levels by electronically amplifying the body sounds. Electronic stethoscopes convert the acoustic sound waves obtained through the chest piece into electrical signals which can then be amplified Read more…