tartar

"The prisoners were kept in a secure compound. "

"He is a student of life."

"Separate the articles from the headings."

"to scald the hand"

"The guard dog, with its bared teeth and loud growl, had a fearsome appearance. "

"Hydrogen is the simplest chemical element, with only one proton in its atom. "

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

"The geologist found a deposit of gold ore in the mountain, far from the surrounding rock. "

"The recipe called for cream of tartar, which is a common form of tartrate, to stabilize the whipped cream. "

"The fertilizer contained potassium to help the plants grow stronger. "

"A crocodile deposits her eggs in the sand."

"The winemaker carefully tasted the wine to ensure it was ready to be bottled. "