DCOF testing certainly has a place in floor safety testing but it is not replacing Static COF testing any time soon. Manufacturers of the $7,000 DCOF testing equipment would certainly love to push their theory and equipment onto the industry as the only approved method for COF testing.
The definition of yond is farther away, or over there. An example of yond used as an adjective is The lake is over yond. meaning the lake is over there. yond. yond. & adj.
DEFINITION of 'Yo-Yo'. Slang for a very volatile market. A yo-yo market will have no distinguishing features of either an up or down market, taking on characterstics of both. Security prices in a yo-yo market will swing very high to low over a given period of time, making it difficult for buy and hold investors to profit. Next Up.