11.   Nor could they foresee that refined versions of the cathode-ray tube would one day be used as huge particle accelerators and as television picture tubes.

12.   Only this year did prosecutors begin using a refined version that is viewed as a model because it tries to protect the rights of convicted sex offenders.

13.   Refined versions of the shotgun technique have been used ever since to help genetically engineer commercial grasses.

14.   She overcame the first obstacle with a refined version of microfiber, a synthetic fabric that looks and drapes like heavy silk and that is used extensively in outerwear.

15.   The classiest of the local delicacy shops, Odessa features refined versions of traditional Russian dishes.

16.   The report released Friday is a more refined version of a draft that was circulated in April.

17.   Woods said Blue Cross intends to start a refined version of Alternapath sometime early next year.