circular

Rules state that stones must come from naturally occurring island slate, however some were found to have been ground into a "suspiciously circular" shape to help them bounce on water.

It said it has made in compulsory for retailers to provide recycling bins, and its circular economy strategy due later this year aims to increase the reuse and recycling of electrical equipment.

Though best known for the enduring Los Angeles landmark, Naidorf’s legacy spans far beyond the legendary circular tower, which was the world’s first round office building.

To optimize space, he proposed a bold new concept — circular office buildings — unwittingly foreshadowing what would later become his most iconic project.

Sorting through debris, he fishes out rusted metal pieces — some circular, some straight, though bent by heat.