31. But the lacquer has aged and turned brown, dimming the paintings dramatically. 32. On the other hand, global dimming is affected by evaporation and rain. 33. Special electronic ballasts ( integrated or separate ) are required for dimming service. 34. Power steering, windows, seats, and auto headlight dimming were optional. 35. This dimming of the objet is translated by your eyes into appearing smaller. 36. However, deuteranopes do not suffer from dimming issues. 37. The pupils of the eyes constrict, dimming sight and causing other visual difficulties. 38. They happened across the truck when Debbie spotted the dimming glow of the taillights. 39. But if the crests and troughs do not coincide, their combination produces dimming . 40. ValuJet Airlines'hopes of getting airborne again before fall appear to be dimming .