When the sebum plug of a comedo is exposed to air, it oxidizes and becomes a blackhead.
When the sebum plug of a comedo is exposed to air, it oxidizes and becomes a blackhead.
The official definition of the word blackhead is "a plug of sebum in a hair follicle, darkened by oxidation."
Blackhead popping is when someone pops a zit, or blackhead on their forehead, nose, cheek, or chin. A blackhead is a build up of sloughed off skin cells that plug up the pores.
hard plug composed of sebum and dead skin cells. The mildest type of acne.
A blackhead is a yellowish or blackish bump or plug on the skin. It is a type of acne vulgaris. It is caused by excess oils that have accumulated in the sebaceous gland's duct.Blackheads are typically caused by excessive oil and makeup, which can facilitate the multiplication of the bacterium Propionibacterium acnes, the predominant anaerobe of the normal skin flora. The substance found in these bumps mostly consists of keratin and modified sebum (an oily secretion of the sebaceous gland), which darkens (resembling dirt) as it oxidizes.1If youre a female, blackheads around the lips can often be caused by chapstick/lipstick and makeup.1. http://en.wikipedia.org/wiki/Blackhead
exposed to a rough surface
electrical energy becomes kinetic energy and sound energy
When blood is exposed to oxygen, it turns red. In your body, it is really blue.
go to the store and get a new plug for your year of car cut the wires hook them up to the same color tape or shrink wrap exposed wire plug into alternator good to go
It is used to show the correct length that the wire has to be stripped to make a perfect termination. By using this mark no bare conductor will be exposed when the plug is assembled for use.
Covering a plug is typically made of insulating material, such as plastic, to prevent electrical conductivity and protect against electric shock. It acts as a barrier to prevent the exposed metal parts of the plug from making contact with conductive surfaces.
Yes, With a "Plug & Play" device, you just plug the device into your computer in most cases and it works within a few seconds of you plugging it in without the user having to do anything.