Phase Inspection. 1  Framing: proper technique, boring & notching, wood grade, defective or missing members. 2  Window and door installation and water proofing. 3  Exterior sheathing and vapor barrier is correctly installed. â 4 Plumbing and Electrical inside the walls with correct nail stop shield placement.
Hydrogen is the lightest of the elements and is the most abundant element in the universe. (Also reference http://www.ducksters.com/science/chemistry/hydrogen.php) earth's atmosphere
We know that nitrogen (at about 78%) and oxygen (at about 20 %) are the most abundant gases in the atmosphere.By inspection, it's obvious that there is only a couple of perce â¦ nt for all the other gases combined.e know that nitrogen (at about 78%) and oxygen (at about 20 %) are the most abundant gases in the atmosphere.