EPA. Study guides, Study notes & Summaries

EPA 608 Core 9th Edd Sample Questions 2023/2024.Which type of refrigerant contains no chlorine? - ANSWER HFC's An ozone molecule contains; - ANSWER three oxygen atoms HFCs ________; - ANSWER will not damage stratospheric ozonem, but have a high GWP. Recover any remaining refrigerant and then render the cylinder useless, then recycle the metal is the proper disposal method for; - ANSWER disposable cylinders The condenser _______________________________________ - ANSWER changes a high...

EPA 608 Core Test Sample Questions And Answers 2023/2024.As of what date did it become unlawful to release Class 1 and Class II refrigerants to the atmosphere? a. July 1, 1992 b. July 1, 1993 c. November 14, 1994 d. January 1, 1996 - ANSWER a. July 1, 1992 What is the ozone layer and why is it important to us on Earth? a. Thin layer of R-22 in the atmosphere that filters UV. b. Protective shield for Earth from the sun's harmful ultraviolent (UV) rays in the stratosphere layer that ex...

EPA Lead Risk Assessor Exam Study 2023/2024.HUD Guidelines - ANSWER What Federal document serves as an overall guideline for performing inspections, risk assessments, and abatement activities? chelation therapy - ANSWER A child may be treated for lead poisoning by using... Identify LBP hazards - ANSWER The purpose of a lead risk assessment is to? Elevated Blood Level - ANSWER What does EBL mean? Ingestion of lead dust - ANSWER How does lead primarily enter children's bodies? No, ...

EPA Lead Inspector Practice Questions 2023/ based paint - ANSWER 1mg/cm^2 or .5% by weight title X - ANSWER aka Residential Lead-Based Paint Hazard Reduction Act of 1992 -shifted focus of federal legislation from acting on existing lead-based paint hazards to preventing new hazards from occurring -has regs governing the training and certifcation of lead professionals -Fed regs DO NOT require LBP inspections; risk assessments, or abatement in target housing or child-occupied facilities -c...

HVAC: EPA 608 Certification Study Guide Exam 2023/2024.Are there drop-in replacements for R-12 systems? Why or why not? - ANSWER No because the new refrigerants are incompatible with the oils and lubricants used in R-12 systems. What type of oil is used in R-134a and what oils will it mix with? - ANSWER Ester based oils and they do not mix with other oils What type of lubricant is used with HCFCs? - ANSWER Alkylbenzene lubricant What is difference b/w ternary blend a azeotropic blend? -...

EPA Lead Course Solutions 2023/2024. ug/g - ANSWER microgram per gram ug/ft2 - ANSWER microgram per foot square (dust sampling) mg/cm2 - ANSWER milligrams per centimeter squared (XRF) ug/dL - ANSWER microgram per deci-liter ug/m3 - ANSWER microgram per deci-liter (quantity in blood) 1% - ANSWER 10,000 ppm Allowed quantity of lead in dry surface paint when testing with XRF. - ANSWER 1.0 mg/cm2 Allowed quantity of lead in dry surface paint when testing with paint chip - ANSWE...

EPA 608 Core Advanced Test 2023/2024. Which Refrigerant has the highest Ozone depletion potential? - ANSWER CFC's Clean refrigerant for reuse by separating the oil from the refrigerant and removing moisture from the refrigerant by passing it through one or more filter driers, is the definition of; - ANSWER Recycle. What is the Significant New Alternatives Policy (SNAP) Program? - ANSWER EPA's program that identifies refrigerants with lower overall risks to human health and the environme...

EPA 608 Type 2 Final Test 2024. Technicians maintaining, servicing, repairing or disposing of high pressure or very high-pressure appliances, except small appliances and MVAC, must be certified either as a Universal Technician or a ______ ___. - ANSWER Type 2 After the installation of any type of system, the unit should be pressurized with _____ and _____ checked. - ANSWER nitrogen leak Nitrogen is an ______ gas. - ANSWER inert In order to determine the general area of a leak, technici...

EPA Type 2 FINAL TEST 2024. Heat pumps that have been retrofitted from R22 to R407C should be leak checked with: - ANSWER pressurized nitrogen When a new system has been assembled, the first thing to do is: - ANSWER pressurize the system with inert gas and leak check EPA regulations require that leaking commercial or industrial process refrigeration equipment must be repaired when the leak rate exceeds______ of the charge per year. - ANSWER 35% Prior to replacing the condenser coil in ...

EPA Certification Questions 2024. Which Refrigerants contain the most chlorine? - ANSWER CFC's As of what date did it become unlawful to intentionally release Class 1 and Class 2 refrigerants to the atmosphere? - ANSWER July 1, 1992 Which Refrigerants have the lowest zone depletion potential? - ANSWER HFC's The molecule found in CFC's and HCHC's refrigerants that destroys the ozone in the stratosphere is: - ANSWER Chlorine Stratospheric ozone consists of: - ANSWER Three oxygen ...