aqualung

he used an aqualung to explore the underwater caves.

she learned how to operate an aqualung during her diving course.

the aqualung allows divers to stay underwater for longer periods.

before diving, always check your aqualung for leaks.

using an aqualung can enhance your underwater experience.

he felt a rush of excitement when he first donned the aqualung.

many marine biologists rely on an aqualung for their research.

she quickly adjusted her aqualung before diving into the ocean.

they rented an aqualung for their weekend diving trip.

learning to use an aqualung is essential for scuba diving.