A kitchen without a can opener is like a boat without an anchor
How would you open cans without one
you can noot open a can opener but you can open a can.
A can opener.
== == how do you use a can opener
In a can opener, the resistance force is the force required to open the can, applied by the person using the can opener. The effort force is the force exerted by the person to operate the can opener. The fulcrum is the pivot point around which the can opener rotates to open the can.
If you are talking about a hand held manual can opener then the fulcrum would be the rim of the can against which you engage the little notch before you exert pressure upwards on the handle to open the can.
A can opener.
To open cans.
With a Guitar-Opener.
can opener
the purpose of the letter opener is to open the letters in a neat way
To open bottles