Q: How do they put that very small hole in a hypodermic needle? A: Actually they don’t. The needle is built around the hole. Although some needles are manufactured by other methods, the most common ...

Along with a sewing pattern, thread, and fabric, you'll need the right sewing machine needle size and type for your project. Different fabrics require specific sewing machine needles. For example, ...

Many stockmen use multi-dose syringes when vaccinating cattle, and most of these are pistol-grip action to make it easier to administer the vaccine. Heidi Carroll, South Dakota State University ...

Joseph, type 1 from Rhode Island, asks: Do insulin syringes and pen needles expire? Wil@Ask D’Mine answers: Yep! They sure do, just like beer and Cool Ranch Doritos, both syringes and pen needles ...