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The parasite is an organism that lives on and feeds off another organism, called the host, often until it destroys the host.


Participatory Design

Participatory design is a democratic approach to design that does not merely make potential users the subjects of user testing but also empowers them to be part of the design and decision-making process. Sometimes also described as prosumers.

Particulate matter(PM)

Particulate matter(PM) (also known as particle pollution or PM, ) is tiny pieces of solid or liquid matter such as particles of soot, dust, fumes, mists or aerosols. The physical characteristics of particles, and how they combine with other particles, are part of the feedback mechanisms of the atmosphere.