{"id":117525,"date":"2023-08-28T22:58:18","date_gmt":"2023-08-28T22:58:18","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=117525"},"modified":"2023-08-28T22:58:19","modified_gmt":"2023-08-28T22:58:19","slug":"epa-lead-inspector-exam-prep-questions-and-answers-graded-a","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2023\/08\/28\/epa-lead-inspector-exam-prep-questions-and-answers-graded-a\/","title":{"rendered":"EPA LEAD INSPECTOR EXAM PREP QUESTIONS AND ANSWERS GRADED A+"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">EPA LEAD INSPECTOR EXAM PREP<br>1 \/<br>1.Lead-based paint (LBP): Any varnish, shallac, or coating that contains<br>either1.0 mg\/cm2 &#8211; 0.5 % by weight &#8211; 5000 ppm &#8211; Older instruments could<br>not read accurately at 0.7, so the lead standard was updated to 1.0<br>2.Dust sample clearance values: &#8211; Floors: 40 \u00bcg\/ft2 &gt; 10 \u00bcg\/ft2 (10<br>\u00bcg\/ft2 in NY) &#8211; Windows: 250 g\u00bc\/ft2 &gt; 100 \u00bcg\/ft2 (50 \u00bcg\/ft2 in NY) &#8211;<br>Window wells (troughs): 400 \u00bcg\/ft2 (100 \u00bcg\/ft2 in NY) &#8211; Samples must<br>be at 1 sq ft &gt; 2 sq ft (can be reduced to 1 sq ft if within 10 \u00bcg)<br>3.EPA Soil Regulations: &#8211; 400 ppm for playgrounds\/children&#8217;s areas &#8211;<br>1200 ppm for rest of yard &#8211; There must be 9 sq ft of soil to classify with<br>soil testing &#8211; At 5000 ppm, MUST remediate\/abate (remove &amp; replace,<br>paving, or bioremediation)<br>4.Lab sampling technique: &#8211; AAS (Atomic Absorption Spectrometry) &#8211;<br>Sample is placed into a furnace and vaporized \u2026 light is shone through<br>to give a quantitative result<br>5.XRF: &#8211; X-ray fluorescence &#8211; Utilizes radioactive isotopes (unstable<br>material try- ing to reach stability) &#8211; Cobalt-57 (half-life of 9 months)<br>and cadmium-109 (half-life of 15 months) are the two sources (where<br>radiation originates) &#8211; Emits gamma rays but will read X-rays<br>(backscatters) &#8211; Ionizing radiation from the removal of electrons due to<br>interactions with radiation<br>6.LBP Hazard: ANY condition that causes exposure to lead<br>7.LBP inspection: a surface-by-surface investigation to determine the<br>presence of lead<br>8.CPSC: &#8211; Consumer Product Safety Commission &#8211; Set a lead paint<br>standard: cannot contain 0.06% lead by weight \u2026 updated to<br>0.009% &#8211; The commission banned lead-based paint in 1978<br>9.True\/False: Dust sampling only done for hazard assessments: True;<br>only risk assessors take samples to determine likelihood of coming<br>into contact with contaminants<br>10.What kind of sampling must be done for inspections?: Random \u2026<br>repeats must be annotated then you move onto the next<br>11.HUD Guidelines for abatement: Must last 20 years. Includes the<br>following procedures: &#8211; Removal &#8211; Enclosure &#8211; Replacement &#8211;<br>Encapsulation Painting over is a temporary fix!<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">EPA LEAD INSPECTOR EXAM PREP<br>2 \/<br>12.Water standards for lead: &#8211; 15 ppb under the Clean Water Act (CWA)<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>5 ppb under the FDA standard (bottled water) *These are the ONLY<br>instances where ppb is used<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">EPA LEAD INSPECTOR EXAM PREP<br>3 \/<br>13.Why was lead used so much?: &#8211; Durable &#8211; Colorful &#8211; Anti-corrosive &#8211;<br>Anti-fun- gal &#8211; Drying agent<br>14.What does RRP do?: &#8211; Renovation, Repairing, and Painting program &#8211;<br>Pro- vided enforcement to Title X in 2010 \u2026 $37,500 fines for violation<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Dust sampling technicians can only sample for RRP projects<br>15.What must you do if a pre-1978 site is not tested?: Presume leadbased paint.<br>16.Where is LBP still allowed?: Commercial purposes\/boats<br>17.What are the major industrial uses of lead?: Present &#8211; Electrical<br>batteries &#8211; Chemical additives Past &#8211; Paint additive &#8211; Gasoline additive<br>(now in soil \u2026 doesn&#8217;t permeate quickly, so sample TOP portions (12<br>in)) &#8211; Solder\/pipes<br>18.What are the common pathways of contamination?: &#8211; For children<br>under 6, hand-to-mouth contact from DUST \u2026 lead tastes sweet (pica<br>is the term for consumption of non-food items) &#8211; For adults,<br>occupational exposure (take-home lead \u2026 pets can contribute too)<br>19.Chronic vs. acute exposure: &#8211; Chronic: low dose, long period &#8211;<br>Acute: high dose, short period<br>20.How do you treat lead poisoning?: &#8211; Chelation therapy &#8211; Binding<br>agents attach to lead in the blood, allowing it to be excreted &#8211;<br>Chelating agents cannot distinguish lead from minerals, so the<br>therapy causes demineralization &#8211; Done at a blood lead of 45 \u00bcg\/dL<br>21.Where does lead contamination in water come from?: Solder, brass<br>fittings and fixtures, and service lines<br>22.How much lead is present in homes?: &#8211; 87% of homes pre-1940 &#8211;<br>69% of homes pre-1960 &#8211; 24% of homes pre-1978<br>23.Who is responsible for investigating lead poisoning?: &#8211; Departments<br>of Health (DOH) &#8211; They can mandate abatement<br>24.T\/F: Poor diet can exacerbate lead absorption: True. You want high<br>calcium, iron, and Vitamin C.<br>25.True\/False: The association between lead dust and blood level has<br>been scientifically proven: True<br>26.Where does a house have the highest lead levels with respect to<br>soil sampling?: Dripline<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>EPA LEAD INSPECTOR EXAM PREP1 \/1.Lead-based paint (LBP): Any varnish, shallac, or coating that containseither1.0 mg\/cm2 &#8211; 0.5 % by weight &#8211; 5000 ppm &#8211; Older instruments couldnot read accurately at 0.7, so the lead standard was updated to 1.02.Dust sample clearance values: &#8211; Floors: 40 \u00bcg\/ft2 &gt; 10 \u00bcg\/ft2 (10\u00bcg\/ft2 in NY) &#8211; Windows: [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[25],"tags":[],"class_list":["post-117525","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/117525","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/comments?post=117525"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/117525\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=117525"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=117525"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=117525"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}