antisepsis

"My cooking technique involves slow-roasting the vegetables before adding the meat. "

"He will need lots of practice with the lines before he performs them."

"The nurse used an antiseptic to clean the cut on the boy's knee before applying the bandage. "

"She tried countering her brother's argument about staying up late with reasons why he needed sleep for school. "

"The new recruit was a strong and effective soldier, ready for basic training. "

"To explain a chapter of the Bible."

"After falling off his bike, he needed bandages for his scraped knee. "

"The tadpole changed into a frog.   Stock prices are constantly changing."

"The lab studies microbial life found in soil samples. "

"After scraping his knee, the boy's mother cleaned the wound with mild antiseptics to prevent infection. "

"Because she had been a dancer for years, she was a practiced performer. "

"The infection spread quickly through the classroom after one student got sick. "