Yik Yak works by combining the technologies of GPS and instant messaging, allowing users to anonymously microblog to other nearby users. Before loading messages, the Yik Yak app determines the user's location and groups them into pockets of 1.5 mile (2.4 kilometre) radius zones. Within these zones, anyone inside the radius can post and read other people's âyaksâ. Yik Yak is effectively an anonymous bulletin board.
All parts of the plant are poisonous. If chewed or swallowed symptoms can cause immediate pain or a burning sensation and swelling of the lips, mouth, tongue and throat. Contact dermatitis may also occur in sensitive individuals.ll parts of the plant are poisonous. If chewed or swallowed symptoms can cause immediate pain or a burning sensation and swelling of the lips, mouth, tongue and throat. Contact dermatitis may also occur in sensitive individuals.
1 Euonymus europaeus (commonly known as spindle, European spindle or spindle tree). 2  The fruit is poisonous, containing amongst other substances, the alkaloids theobromine and caffeine, as well as an extremely bitter terpene. 3  Poisonings are more common in young children, who are enticed by the brightly coloured fruits.any of the known plant defense compounds primarily defend against consumption by insects, though other animals, including humans, that consume such plants may also experience negative effects, ranging from mild discomfort to death. Many of these poisonous compounds also have important medicinal benefits.