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.
yo-yo (plural yo-yos) A toy consisting of a spheroidal or cylindrical spindle having a circular groove in which string is wound; it is used by holding the string in the fingers and reeling the spindle up and down by movements of the wrist. I bought a yo-yo from the toy store yesterday. (finance) A volatile market that moves up and down.