The outcome of an international EU/ECVAM/COLIPA validation exercise [2] documented that the phototoxic potential of chemicals can be predicted by applying the 3T3-NRU in vitro phototoxicity test (3T3-NRU-PT).
contributory value. Definition. Amount of value added to the overall value of a property resulting from remodeling or renovating one area of the property. The contributory value is the actual amount of value gained by the addition or renovation. Print Cite / Link.
Definition of contribution. 1  1 : a payment (such as a levy or tax) imposed by military, civil, or ecclesiastical authorities usually for a special or extraordinary purpose. 2  2 : the act of contributing; also : the thing contributed his $100 contribution to the cancer research fund.