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"Wear a hat to protect your skin from harmful sunlight."

"$ is the symbol for dollars in the US and some other countries."

"The radioactive was carefully stored in a lead-lined container at the science lab. "

"I went to the park because the weather was nice. "

"Letters are the elements of written language."

"My formerly quiet neighborhood is now very busy with new construction. "

"The water in the glass was completely colorless, like pure, clear liquid. "

"They were taken unawares and overcome when the room filled with a lethal, odorless gas."

"The stain was chemically removed from the shirt using bleach. "

"Some people believe in an invisible, as the Supreme Being. "

"Before the big presentation, Sarah took a deep breath and felt more calm. "

"The scientist studied the chemical composition of the soil sample. "