The research team transported a vial of heavy-water to the reactor for isotope testing.

Engineers designed a super-heavy cargo drone to carry supplies to the remote research station.

The super heavy crate needed a forklift to move it across the warehouse.

The shipbuilders struggled to hoist the heavy spars into place during the storm.

The geologist carefully chipped a sample of heavy spar from the vein.

Industrial wastewater often contains heavy metals that contaminate rivers.

The last hour before the exam seemed to hang heavy in the classroom.

During the patrol, the heavy cruiser intercepted the convoy and demanded identification.

She folded the whipped heavy cream into the chocolate batter to make the cake extra moist.

The heavy-set librarian reached for a book on the top shelf with surprising grace.