Cells may also be broken open by one of the above mechanical methods.

Sometimes mechanical methods are used to improve the stability of systems.

"That sort of dependency on mechanical methods we must not allow."

Mechanical methods to make a traditional bow's draw length consistent are sometimes used.

They had to use some purely mechanical method of hoisting it in.

On archaeological sites, chemical control is usually required as mechanical methods may cause damage.

There are also pencils which use mechanical methods to push lead through a hole at the end.

There are various mechanical methods, such as spring-line based units.

Mechanical or chemical methods can be used for effective filtration techniques.

I am going to mention some of the mechanical methods to test, which could be used under certain extenuating circumstances.