28.   If you have which of the following symptoms, the compartment you’re working in might have bad air? 1.   Headache 2.   Dizziness 3.   Labored breathing 4.   All of the above 29.   While working in a closed space, a Sailor has lost consciousness. You should immediately enter the space to help your shipmate. 1.   True 2.   False 30.   To find the storage requirements for solvents, you should refer to what document? 1.   PMS 2.   MRC 3.   MSDS 31.   Which of the following protective equipment should be worn when working with chlorinated cleaning solvents, organic cleaning solvents, and fluorocarbon refrigerants and solvents? 1.   Neoprene gloves 2.   Rubber gloves 3.   Safety splash goggles 4.   All of the above 32.   Painting the exterior of an aircraft carrier requires about how many gallons of paint? 1. 950 2. 1,000 3. 1,250 4. 1,500 33.   Paint consists of a total of how many essential ingredients? 1.   One 2.   Two 3.   Three 4.   Four 34.   Paint pigment provides the coloring, rust prevention, and lasting quality of paint. Pigment is made from which of the following metals? 1.   Lead 2.   Zinc 3.   Titanium 4.   All of the above 35.   What ingredient is the most common one used to make thinners? 1.   Denatured alcohol 2.   Mineral spirits 3.   Linseed oil 4.   Water 36.   Which of the following petroleum products must NEVER be used to thin paint? 1.   Kerosene 2.   Diesel oil 3.   Both 1 and 2 above 4.   Mineral spirits 37.   What minimum number of coats of primer should be used on a surface cleaned to bare metal? 1.   One 2.   Two 3.   Three 4.   Four 38.   What is the minimum amount of drying time required between primer coats? 1.   24 hours 2.   12 hours 3. 8 hours 4. 4 hours 39.   What color paint is used to paint the underside of deck overhangs? 1.   White 2.   Black 3.   Haze gray 4.   Deck gray 40.   The deck of the machinery spaces is painted what color? 1.   Haze gray 2.   Deck gray 3.   Dark red 4.   Dark green 41.   Feathering the paint edges of chipped or scraped areas should be done with which of the following tools? 1.   Scraper 2.   Sandpaper 3.   Chipping hammer 4.   Hand wire brush 64