amplify: To increase in number, volume or other measure of responsiveness.
atmosphere: The envelope of gases surrounding Earth, another planet or a moon.
cellulose: A type of fiber found in plant cell walls. It is formed by chains of glucose molecules.
collagen: A fibrous protein found in bones, cartilage, tendons and other connective tissues.
fiber: Something whose shape resembles a thread or filament.
global warming: The gradual increase in the overall temperature of Earth’s atmosphere due to the greenhouse effect. This effect is caused by increased levels of carbon dioxide, chlorofluorocarbons and other gases in the air, many of them released by human activity.
infrared: A type of electromagnetic radiation invisible to the human eye. The name incorporates a Latin term and means “below red.” Infrared light has wavelengths longer than those visible to humans. Other invisible wavelengths include X-rays, radio waves and microwaves. Infrared light tends to record the heat signature of an object or environment.
innovation: (v. to innovate; adj. innovative) An adaptation or improvement to an existing idea, process or product that is new, clever, more effective or more practical.
iridescent: Adjective that describes something that seems to change color with a shift in the angle at which it is viewed or at which lighting is applied.
microscopic: An adjective for things too small to be seen by the unaided eye. It takes a microscope to view objects this small, such as bacteria or other one-celled organisms.
particle: A minute amount of something.
pigment: A material, like the natural colorings in skin, that alter the light reflected off of an object or transmitted through it. The overall color of a pigment typically depends on which wavelengths of visible light it absorbs and which ones it reflects. For example, a red pigment tends to reflect red wavelengths of light very well and typically absorbs other colors. Pigment also is the term for chemicals that manufacturers…
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