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Syringes and needles are used for injecting or withdrawing fluids from a person.
Use of disposable syringes and needles used in drug intake into the veins can be real risk and can pose a threat to others and are very harmful for the environment if not disposed properly.
The autoclave, which is a pressurized device that heats water above the boiling point, is used to sterilize metal instruments. Many medical instruments are disposable and are discarded after use.
for putting medicine in patients
These polypropylene syringes with Luer tips, may be used with any size needle. The rigid polyethylene plungers of these disposable syringes are slightly oversized, creating a tight seal against the walls of the semi-flexible PP barrel, as well as providing an exceptionally smooth draw. No contaminating lubricants added. Syringes are individually packaged (sterile) except for bulk packed products; these are supplied in plastic bags (non-sterile).
Plastic syringes are typically manufactured by a process called injection molding. The machines used are called injection molding machines. These machines inject liquified plastic into a mold which is the shape of a syringe. When the plastic cools, it forms a syringe.
UV light radiation kills bacteria and can sterilize utensils (UV rays are used to sterilize goggles in the laboratory, for example.
If you are up too it, get a waterstone, (norton 4000/8000 combo) is pretty much the standard. A strop is used to keep a razor sharp. A waterstone is to sharpen a razor.
Disposable aprons are used by doctors and nurses and the like. They are disposable because after use, they might be contaminated and not safe to use anymore.
steam
To sterilize instruments.