Mechanical Engineering

noun a heavy iron lever with one end forged into a wedge

verb to pry or force open with a crowbar

• The worker used a crowbar to pry open the crate.
• I found a crowbar in the garage, wanna use it to open that stubborn lock?
• I heard he got into the car with just a crowbar, crazy!
• She used her charm as a crowbar to get what she wanted.

verb past participle of wear out

adjective showing signs of fatigue or exhaustion

• After years of use, the old couch was completely worn out and in need of replacement.
• I can't wear these shoes anymore, they're totally worn out.
• I feel so worn out after that long hike.
• His patience was worn out after dealing with the difficult customer all day.

noun A device used to filter air, typically in a vehicle or machinery to prevent particles from entering the engine or system.

• The aerofilter in the aircraft is designed to remove particles from the air entering the engine.
• Make sure you change the aerofilter in your car regularly to keep the engine running smoothly.
• I heard that upgrading to a high-performance aerofilter can give your car a boost in horsepower.
• Just like an aerofilter cleans the air, meditation can help clear your mind of negative thoughts.