colloids

They can be defined very simply, by using a fairly arbitrary system of classification, which groups substances in colloids on the one hand and crystalloids on the other.

Charles Richet - Nobel Lecture 1967

On his way through the filter he noticed that some very tiny particles, known as colloids, had slightly changed their direction when compared to the bulk of the solids, and had diffused due to molecular forces (Brownian movement) in some other directions.

8. Classification of roughing filters 1996

Extremely small particles from a millionth to a thousandth of a millimetre across, termed colloids, are also present in clays.

Chapter 5 1984

As, however, albuminoids belong to that class of bodies known as colloids, which cannot easily pass through porous membranes like those forming the walls of plant-cells, they are changed during certain periods of the plant's growth into amides, which are crystalloids, and consequently able to move freely about in the plant.

Manures and the principles of manuring Charles Morton Aikman

For instance, "he might proceed," some few years ago a distinguished physiologist, then occupying the Chair of the British Association, invoked the behaviour of certain chemical substances known as colloids in favour of his anti-vitalistic conclusions.

Science and Morals and Other Essays Bertram Coghill Alan Windle 1893

He has been stripped of his professorship and sacked from a German hospital following allegations about his research into drugs known as colloids.

Telegraph.co.uk - Telegraph online, Daily Telegraph and Sunday Telegraph 2011

The editors of 16 international medical journals have retracted "unethical" research carried out by a German doctor on drugs known as colloids, which boost blood volume in patients having surgery.

FOXNews.com 2011

These particles are referred to as 'colloids' and are the main reason for the color and turbidity of water.

edie.net - Latest News 2010

Here is a scientific paper on the subject of its pesticide properties: hwww. silver-colloids.com/Papers/SilverNoThreat. pdf

Jackson Promises to Put Science First at E.P.A. - The Caucus Blog - NYTimes.com 2009

The ancient Scots scraped blue nanoparticles on to their faces to scare invaders, Fass said, while small molecules such as liposomes and colloids – now classed by many as part of the nanotechnology toolbox – are common and in widespread use, for instance, in pharmaceuticals.

A closer look at extending life 2012