"I had to come up with an act people couldn't copy easily," he said.

You can easily copy books from most computers without the need for special drivers.

But Whirlpool had little interest in building something easily copied.

But microdots are difficult to make and can't be copied easily.

These individuals understand that children will easily copy their actions and try to hide them now, as they are negative role models for youth.

In contrast to magnetic stripes, the chips cannot be copied easily.

He was inspired to begin swallowing swords in order to have "an act people couldn't copy easily".

The service was the only one that allowed maps to be easily copied and pasted into other documents.

However, the digital format in this case changes the whole issue since it does not degrade over time and can be easily copied.

But razors are a commodity, the very best easily copied and manufactured.