How to use "harmless" in a sentence

He spent an hour and a half in his library, paging through legal casebooks, boning up on precedents for the exhumation of a body that, as the court had put it, "was to be disinterred in the absence of a pressing legal need, solely for humane reasons, in consideration of certain survivors of the deceased." Elliot didn't think Harold Kennebeck would give him any trouble, and he didn't expect the judge to request a list of precedents for something as relatively simple and harmless as reopening Danny's grave, but he intended to be well prepared

It had been published only two years ago, long after she had decided that horror comics were harmless.

A thin film of moisture covered the victim's nose and lips and chin, but this was only the harmless medium in which the toxin had been suspended

They stood now, harmless tripods of shining metal, against the brightness of the rising sun.