Using a keyboard is generally not dangerous, but if you use it excessively and dont use it properly you can get carpal tunnel syndrome.
An extremely general answer - poisoning. Possible chemical 'burn' if chemical is corrosive.
The safety risks when using a elliptical are the moving parts to the elliptical which can injure fingers while the elliptical is in use. Health risks for the elliptical would be not to use extensively if you are pregnant.
blindness
Read the label and then you tell me.
The website whfoods.org has an article talking about the different types of cookware, including the health risks of copper cookware. There is a slight risk of copper contamination when using such cookware.
There are no known health risks of excessive use of firming cream. However, using a lot of firming cream won't speed up the process of the specific cream.
The main health risk of using a computer are the potential harm to your vision and a risk of developing carpal tunnel of the wrists. Safety risks include someone getting ahold of your personal information that you have stored on the device.
I hate to say this but that isn't possible. you would have to get an expert for that.
Studies have shown that tanning beds can cause skin cancer if overused.
there may be traces of heroin in the glue, stuff like that happens
Using a keyboard.
how to delete a file using keyboard