A radioactive iodine uptake (RAIU) test uses a radioactive tracer and a special probe to measure how much tracer the thyroid gland absorbs from the blood. The test can show how much tracer is absorbed by the thyroid gland.
Learn How to Lay Blocks. Start mixing mortar mix as instructed. The first course of blocks should be installed below floor level and inside the foundation trench. This first line of concrete blocks shall rest on top of a layer of mortar mix. Spread mortar along the sides of the block and remove the excess mortar with a trowel. Repeat until the first course has been installed. Check the course with a level. Then, even it out with a thicker layer of mortar, if it is not.
Short forms, up to two feet tall, are placed on both sides of the wall to serve as a guide for the stone work. Stones are placed inside the forms with the good faces against the form work. Concrete is poured behind the rocks. Rebar is added for strength, to make a wall that is approximately half reinforced concrete and half stonework. The wall can be faced with stone on one side or both sides.