The fact that household dust is made up mainly of dead skin cells is a myth. House dust is made up of mainly fabric fibers (from clothes, bed sheets, carpets...), bits of dry stuff like food or cardboard, untreated wood and good old fashioned dirt. There's also a lot of skin of course.
This can vary considerably from house to house or room to room.
The peripheral nervous system comprises the sensory and motor neurons.
Because the dust bowl is the SOURCE of the dust raised by a dust storm.
There are three main categories of dust: inorganic dust (such as mineral dust and metal dust), organic dust (such as dust from plants and animals), and synthetic dust (such as dust from construction materials and chemicals). Each category can contain various types of dust particles with different compositions and properties.
67% A+
A single dust particle is called a "speck" or "particle."
In a sense, yes. People can develop allergic reactions to pretty much anything. However, most people with dust allergies are actually allergic to the saliva and feces of dust mites that are found in dust. Dust mites like to eat skin flakes (which comprises most of household dust).
The Sun's solar system comprises the planets, asteroids, comets and dust which orbit the Sun.
A comet is often described by Astronomers as a 'Dirty Snowball'. This is because a comet comprises of Ice, from frozen gases mixed with dust and other particulate matter, collected on its orbital path.
The first prize in the competition comprises of a holiday and spending money.
The Sympathetic Nervous System and the Parasympathetic Nervous System
you
The peripheral nervous system comprises the sensory and motor neurons.
Oxygen comprises about 47% by weight of Earth's crust
There is only one ecosystem the comprise with animals. The only ecosystem that comprises animal is nitrogen.
subdocuments
Your mother.
40%