in the usa, quality control is monitored by the national sanitation foundation, it is engaged in certificationsince the middle of the 20th century, but the selection is specific, europeans could see this after the second world war. in the forties and fifties, when european industry was destroyed, american manufacturers literally bombarded the european market with consumer goods. factories on the other side of the atlantic worked without interruption, as long as... in america it was low, therefore, the big problem for us industry was the huge costs due to the low level of quality. 20-25% of the total operating costs of a typical american business went to detecting and correcting product defects. there was a special need to improve product quality while solving the quality problem in the united states. at that time, they tried to find in various protectionist measures, quotas, tariffs, duties protecting american products from competitors, issues of improving quality were relegated to the background. the americans could not solve the problem with the quality of their goods until the eighties ; qu