“I woke up with a pesky blackhead on my nose that seemed to be getting more inflamed by the minute.”

“Ten million turkeys being reared for the festive period are at risk from blackhead, a parasitic liver disease which causes birds to waste away.”

“If the plug enlarges and is on the surface of the skin, exposed to the air, it is called an open comedo, or blackhead.”

“If mixed with the secretion of the sebaceous glands, blackheads will come up on the face.”

“Most people have noninflammatory acne, a relatively mild form with just a few whiteheads and blackheads.”

“I have never really suffered from acne, but the skin in these areas is covered in blackheads.”