What is the cause of needlestick injuries?

Mostly accident. Injury is damage or harm caused to the structure or function of the body caused by an outside agent or force, which may be physical or chemical. A severe and perhaps life-threatening...

yes sparkles cause the most injuries

The short answer is, it creates a hole in whatever it hits. Some bullets (hollow points) will generally expand and become jagged and make bigger holes than non-hollow points.

Accidental amputations will usually result in profuse bleeding and tissue loss. Injuries to the pulp can occur as from fast moving mechanical instruments, such as drills. These injuries may puncture...

Several different substances can be toxic to the kidneys. These include: antibiotics, primarily aminoglycosides, sulphonamides, amphotericin B, polymyxin, neomycin, bacitracin, rifampin,...