TRISTANIA laurina. Tristania laurina (aka Tristaniopsis laurina) - Water Gum. 1  Slow growing evergreen tree to 20-30 feet tall and 15-20 feet wide. 2  Blooms fragrant yellow flowers in early summer. 3  Likes full sun and moderate water. 4  Excellent tree for use in a lawn.
Definition of 'Risk'. Tweet. Risk implies future uncertainty about deviation from expected earnings or expected outcome.
Weegy: a hazard is a certain danger to oneself. risk is an action with an uncertain entailment which could be dichotonomically negative or positive. hazards cannot be positive. they are the biproduct of an action. [ risk is usually attributed to the action itself ] (More).