What causes the rainbow sheen on ham? That metallic-looking rainbow that often appears on sliced deli meat is known as ...

They can look similar to bubbles in soap or oil over water that give a rainbow appearance. They also have a similar appearance to the rainbow observed on a mother-of-pearl gemstone. Sign up for our ...

Detailed price information for American Aires Inc (AAIRF) from The Globe and Mail including charting and trades.