Boart Longyear wireline core retrieval system, an innovation that revolutionized the diamond drilling industry by increasing productivity on the worksite and making tripping core from the bottom of the hole safer for the drilling assistant. Later named the Q Wireline System, the new core retrieval method introduced a level of productivity never before seen in the exploration drilling industry. In 1964 Longyear sold 25 percent of its family-owned stock to FACTS, a Luxembourg-based holding company owned jointly by Boart International and Christensen Diamond Products Company. Three years later FACTS exercised its option to purchase another 25 percent of Longyear's family stock. The
Food waste sources like employee lunchrooms". The states remain free to define food waste differently for their purposes, though many choose not to. According to the Natural Resources Defense Council, Americans throw away up to 40% of food that is safe to eat. The definitions by the UN and EU have come under criticism for including food that goes to nonfood productive use in their definitions of food waste. According to the authors of one study, this is flawed for two reasons: "First, if recovered food is used as an input, such as animal feed, fertilizer, or biomass to produce output, then