painstaking

"Note this fine detail in the lower left corner."

"I wanted to record every detail of what happened, for the benefit of future generations."

"The school's procedure for returning lost items involves filling out a form and leaving it with the office staff. "

"He listened carefully to his mother's concerns, feeling sorrowful about her disappointment. "

"She is an attentive listener, but does not like to talk much."

"The application of this cream should reduce the swelling."

"Please direct your attention to the following words."

"He was a slow and careful driver."

"Scientists are very diligent in their work."

"It took him only twenty minutes to perform the task."

"We measured the temperature with a thermometer.   You should measure the angle with a spirit level."

"He completed the assignment on time."