OpenRTB Dynamic Native Ads API Specification Draft Version 1.1 RTB Project. 3 Bid Request Details. RTB transactions are initiated when an exchange or other supply source sends a bid request to. a bidder. The bid request consists of a bid request object, at least one impression object, and.
Healthy Eating. Lycopene is the natural substance (part of the carotenoid group) responsible for the deep red color in many foods, most particularly in tomatoes. However, this fact is not what lycopene is most famous for.
Planetary nebula. A planetary nebula, often abbreviated as PN or plural PNe, is a kind of emission nebula consisting of an expanding, glowing shell of ionized gas ejected from old red giant stars late in their lives.