21. The control chart is one of the seven basic tools of quality control. 22. They are the basic tool for historical research on these ages. 23. The straightforward interface includes the basic tools for adjusting, resizing, or rotating photos. 24. Frequency analysis is the basic tool for breaking most classical ciphers. 25. Under the circumstances, only bare hands and basic tools are used. 26. Shell was buying changkuls, buckets, black bags, wheelbarrows and all sorts of basic tools . 27. Kuleshov demonstrated the necessity of considering montage as the basic tool of cinema art. 28. It's a basic tool and every set has one ." 29. VMS is a basic tool in calculating DAS for the multispecies or DAS fisheries. 30. The Seven Basic Tools of Quality designation provides a summary of commonly used tools: