What causes TTR-FAP? Family genetics are the main cause of TTR-FAP. This means that there is a chance that the mutated gene that causes the disease can be inherited from one or both of your biological parents. And, if you carry the genetic mutation, there is a chance that you can pass it on to your children.
Chapter 3: Water Rescue Equipment. Minimum Equipment Required on Board Vessels. The Canadian Small Vessels Regulations and the International Regulations for preventing collisions (amended for Canada) require all boats to carry a minimum of safety equipment. The size of the pleasure craft determines the equipment required.
== buoyancy == boats need buoyancy to float, any boat is heavier than the buoyancy of its materials can support that is why a boat has the familiar hull shape. Water is displaced by the v shape of the hull, the width and depth of the hull is determined by the weight of the boat and its cargo.