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.
This is how you can form a curb wall all around the perimeter to be above the floor slab. Most builders myself included prefer the bottom plate of wall framing to be above the slab. When pouring concrete slab such as the monolithic slab in the photo fill the bottom half all around first with dry mix 3 inch slump. As you fill the bottom half of the footing, by the time you get to where you started, the concrete should already start to set.