Sentence examples for it is very difficult to remove from inspiring English sources

But once minimum standards are in place it is very difficult to remove them.

Carriers should not be daisy chained together because it is very difficult to remove power from one carrier without affecting all other carriers in a daisy chain.

In addition, it is very difficult to remove completely solvents used in the synthesis from their cast samples, due to the formation of complexes between the solvent molecules and the orthoamic acid groups in poly amic acid)s.

As III) is more toxic than As V) and it is very difficult to remove from water.

Since the azo dyes are very stable, it is very difficult to remove them from wastewater by chemical and biological degradation methods.

Moreover, fundamentally, it is very difficult to remove such polymers completely in high aspect ratio trench nanostructures especially in nanometer scale size.

Don't use waterproof mascara daily because it's very difficult to remove.

However, the plasma-hardened photoresist is very difficult to remove compared to common organic contaminants.

A situation has been created that is very difficult to remove.

It can be very difficult to remove from fabric and other porous surfaces.

It can be very difficult to remove dried seeds from paper or cloth.