Each of the following cases could lead to a perception of less risk, except a. an activity whose harm is delayed for many years b. something whose bad effects are ultimately reversible c. something that is risky only at high exposures d. something with a uniform exposure to risk whats the answer ?

Q: How does the Land surface and near-surface contaminants can cause pollution of surface bodies of…

A: When there is a rainfall or the water flows on land surface, some water just flows on it and does…

Q: 1. The recommended time-weighted average air concentration for occupational exposure to…

A: "As per Bartleby guidelines , When the question appears to be from a graded test but the date…

Q: 4. Trichloroethylene emissions into the atmosphere from a proposed industrial manufacturing of…

A: Given, Concentration (C) = 0.01 mg/m3  Body weight (BW) = 80 kg  Life time = 80 year

Q: During a chlorination experiment of a secondary settling tank effluent, the results show that the…

A: Types of Chlorination:

Q: You should perform disinfection in a water treatment plant in order to reduce pathogens to an…

A:

Q: 1. Out of 300 workers in a plant manufacturing Gen-X, 23 developed liver cancer. A control group…

A: Step 1: Step 2: Step 3: Step 4:

Q: If the lifetime incremental (individual) risk from a carcinogenic air pollutant at a particular…

A:

Q: A woman weighing 78 kg drinks 2 liters per day of water that contains 5 mg/L of Contaminant X. If…

A: Given: The weight of the woman is 78 kg. The ingestion rate is 2 L/day. The concentration of…

Q: B) Answer by True or False for the following statements: 1-Paint shops have extra hazard. 2-The…

A: Given statements- It is needed to decide whether the statements are true or false.

Q: Discuss in brief the potential use of microalgae in (a) reduction of microplastic pollution and…

A: The UNGA established 17 Sustainable Development Goals (SDGs) in 2015 that must be accomplished by…

Q: Carbon tetrachloride (dry cleaning fluid) is a suspected carcinogen. Given the following…

A:

Q: Disinfection: Graph the following data for the inactivation of a virus using hypochlorous acid…

A: The data for inactivation of a virus using HOCl is as followsThe graph has to be plot and time…

Q: Question 2 UK homes A are responsible for 45% of CO2 emissions B produced 16% of CO2 emissions in…

A: Question 2 45 % carbon emission is from both house and travelling, not alone from houses Kindly…

Q: A professional engineer with long experience in hydrogeology reads a news report about a proposal…

A: Answer  Option (A)  is correct. The engineer should contact the project manager in charge of the…

Q: The CT values for inactivation of E. coli is given in the following table: Log removal CT (mg/L.min)…

A: Disinfection to achieveConcentration of disinfection, To find: The removal time for disinfection.It…

Q: A water supply scheme transports 10 MLD (Million Litres per Day) water through a 450 mm diameter…

A:

Q: 01. Transportation planning regulation for air quality non-attainment areas is the same as…

A: This question is related to the Transportation engineering from Civil Engineering.

Q: . USEPA sets standards for arsenic emission from foundry so that the unit cancer risk is 0.015 (per…

A: Unit cancer risk is 0.015 per μg/m3. Cancer risk during 25 years is 0.0001. Consider the following…

Q: Which of the following statements is false? Group of answer choices Infiltration increases as…

A: Given statements and asked to find which of the following statements are false. 1. Infiltration…

Q: According to data from the California Air Resources Board, 1989 listing typical ambient average…

A:

Q: Solve problems 1-6

A:

Q: What processes is responsible for formation of "dead zones" with little to no oxygen in surface…

A: Explanation : 10) The dead zones in surface waters are deoxygenated waters that has little to no…

Q: The US Environmental Protection Agency (EPA) places limits on the quantities of toxic substances…

A: The problem is asking us to find the maximum permissible molarity of potassium dichromate (K2Cr2O7)…

Q: Sewage sickness occurs when Sewers get clogged due to accumulation of solids Voids of soil get…

A:

Q: Urban environments says that it is threat to the health. Make recommendation to avoid the…

A: One of the most important global developments of the twenty-first century is urbanisation, which has…

Q: numerate the hierarchy of environmental controls. Briefly discuss each. 1. Engineering Controls 2.…

A: This question has been taken from environmental engineering

Q: In Ontario, the limit that you can be exposed to for an 8 hour day or a 40 hour workweek without…

A: Answer :- Option a Threshold Exposure Limit (TEL) TEL are the maximum average airborne…

Q: What are the diagram of water sources? Explain

A: Note:- Hi! Thank you for the question As per the honor code, We’ll answer the first question since…

Q: Which of the following activities is associated with the lowest level of risk? Rock climbing…

A: Concept- Risk- It is a possibility in which something bad or dangerous can happen.

Q: QUESTION 4 There is a wide range of biological treatment systems for the purification of wastewater…

A: From the given data

Q: Calculate the risk for a compound with toxicity dose of 10 ug/L, unit risk (RU) of 3.2 x 10-5 L/mg…

A: The formula to calculate the Risk is given by, Risk=Unit Risk×Toxicity dose×Exposure timeTotal time

Q: 1. A city of 150,000 people discharges sewage, after removing 90% of the total suspended solids…

A:

Q: 5. (12 pts) A worker is simultaneously exposed to 8 hours of exposure to 40 ppm ethyl benzene, 50…

A: 8 hours of exposure to 40 ppm ethyl benzene, 50 ppm xylene, 40 ppm n-hexane, and 5 mg/m3 titanium…

Q: A new livestock farming community has the option of three different water sources for livestock…

A: Burkholderia pseudomallei is a bacteria with low health significance as per WHO guidelines and low…

Q: For the cases listed below, identify which will use an importance factor Ip = 1.5 for non-structural…

A: The component importance factor, IP, shall be taken as 1.5 if any of the following conditions apply:…

Q: The length of water distribution system is 6000 ft, the peak velocity is 8.33 fps, the water…

A: The given data is shown below: Length=6000 ftPeak velocity=8.33 fpsWater temperature=5°CpH=7.5Free…

Q: 18- Which of the following is not one of the error sources that can affect the measurement results?…

A: Which is not the source of error

Q: A family eats homegrown vegetables daily which is irrigated with water from a river polluted with…

A:

Q: a) Apply concept of equivalent weights Convert the following from mg/L to mg/L as CACO3, 280.00 mg…

A: Equivalent weight = Molecular weight valencyMolecular weght of:CaCO3 = 40 + 12 + 3×16 = 100…

Q: ustrial practise there are FOUR (4) types of bic Iengineer you are required to simulate all ty

A: introduction  The introduced organic wastewater treatment processes include: (1) bioremediation of…

Team Management

To complete a specific task or to accomplish organizational goals along with increasing work productivity, individuals need to come together and think along a common path and direction. There are certain tasks in an organization that cannot be done alone and the involvement of more individuals is essential. These groups of individuals who work together for a common goal compose a team and the individual members involved are known as team members.