In his dissertation, he compiled several negative proofs to demonstrate that the proposed algorithm fails on certain edge cases.

The lab technician stored the samples in an acid-proof container to prevent corrosion.

These ceramic mugs are labeled dishwasher proof, so you can clean them without worrying about damaging the glaze.

Before bottling, the cellar master compared each sample to proof spirit to verify the alcohol content.

The DNA match was proof positive that he had been at the scene.

The publishing house hired several proof readers to prepare the manuscript for printing.

The new splash-proof speaker kept playing music even after pool water splashed onto it.

The philosopher presented a new ontological proof to support the existence of a necessary being.

The paper was criticized for relying too heavily on proofs by example instead of offering general arguments.

We installed rot-proof decking around the seaside cottage to avoid costly repairs.