DROSS

something that is trivial or inferior

an impurity

/worthless or dangerous material that should be removed

SYN - impurity

"While he had hoped the conversation would address some real important issues, it seemed to struggle to get past dross details."

"The novel had the potential to be great, but it suffered from being so long due to the inclusion of so much dross material."

"She was the perfect woman for him, except for the dross above her left eyebrow."

"She had the ability to notice even the smallest dross, which was both a blessing and a curse."

"It was having to sift through all the dross in his paper which troubled the professor and caused him to give him a C."