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Parasite 

Parasite 

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

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Participatory Design

Participatory Design

Participatory design is an democratic approach to design that does not simply 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 pro-sumers.

Particulate matter(PM)

Particulate matter(PM) (also known as particle pollution or PM, ) is very small 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. Read more..

Parts Per Billion (ppb)

Parts Per Billion (ppb) is a measurement term used to describe the number/ concentration of particular gas, liquid, or solid mixture. Ppb is one part a of a chemical found in one billion (1,000,000,000) parts. Read more..