Industrial Manufacturing Vocabulary

noun a sharp, abrupt sound made by two hard objects striking together

verb to make a sharp, abrupt sound

• The clack of the typewriter keys filled the room as the writer worked on his novel.
• I could hear the clack of high heels coming down the hallway.
• The skateboarder did a kickflip and landed with a loud clack on the pavement.
• The clack of the train wheels on the tracks was a soothing sound as I drifted off to sleep.

noun a substance enclosed under pressure and released as a fine spray by means of a propellant gas

• Aerosols are commonly used in the pharmaceutical industry for delivering medications in a fine mist form.
• I always have a can of aerosols handy for quick touch-ups around the house.
• I sprayed some aerosols in my room to make it smell better.
• His words hung in the air like aerosols, leaving a lingering impact on the audience.