Because the greatest concern for slip-resistance relates to worker/pedestrian safety, this procedure can be further refined to test each condition using samples of common shoe sole materials, leather, rubber and neolite (composition).
(the greatest concern for slip-resistance; relates; to worker/pedestrian safety) (this procedure; can be refined; to test each condition using samples of common shoe sole materials, leather, rubber and neolite (composition)) (this procedure; to test; each condition)
the greatest concern for slip-resistance this procedure this procedure
relates can be refined to test
to worker/pedestrian safety
to test each condition using samples of common shoe sole materials, leather, rubber and neolite (composition)
each condition