When pumpable, one-step, high-solids grouts hit the market in the late 1980s, solids content ranged from 20 percent to 30 percent. There were two-step pumpable grouts already in the market at that time and these were less than 20 percent solids.
Consider a new approach to your drilling operations. Making a career change is one example of trying something new, but there are many opportunities to try something new in all aspects of life.