Countless Earnhardt fans honor The Intimidator by remaining fans of Dale Jr. It's a family tradition. And although Dale Jr. has not enjoyed the success of his father, few drivers enjoy his popularity. Earnhardt Jr. has, in fact, been voted NASCAR's most popular driver each of the last eight years.
A colloid is a mixture of a small insoluble particles that are dispersed in a medium and do not settle out (in any practical period of time). colloid is a type of mechanical mixturewhere one substance is dispersed evenly throughout another.
, pharmacy graduate. A colloid is a substance in which microscopic particles are dispersed in a medium, but are not dissolved in it. If left undisturbed, the dispersed particles will not settle or form sediment. Pumice could be an example of a colloid: particles of air dispersed in solid stone. An emulsion is a particular type of colloid, referring to microscopic particles of liquid dispersed in another liquid. Milk could be an example of an emulsion: lipophilic butterfat particles dispersed in a water-based medium.