Air Contaminant Tests Reveal the Following Concentrations Over an 8-Hr

question 55

Essay

Air contaminant tests reveal the following concentrations over an 8-hr shift.(All values in ppm):
$\begin{array}{|l|c|c|c|c|}\hline & \begin{array}{c}(\mathrm{PEL}=150) \\\text { Isobutyl } \\\text { acetate }\end{array} & \begin{array}{c}(\mathrm{PEL}=1000) \\\text { Ethyl } \\\text { Chloride }\end{array} & \begin{array}{c}(\mathrm{PEL}=300) \\\text { Cyclohexane }\end{array} & \begin{array}{c}\text { (PEL=25) } \\\text { Diethylamine }\end{array} \\\hline 8: 00-9: 00 \mathrm{am} & 15 & 400 & 200 & 20 \\\hline 9: 00-11: 00 \mathrm{am} & 10 & 200 & 100 & 10 \\\hline 11: 00-1: 00 \mathrm{pm} & 10 & 300 & 150 & 10 \\\hline 1: 00-4: 00 \mathrm{pm} & 5 & 100 & 50 & 5 \\\hline \hline\end{array}$ Show all calculations to justify your answers to the following:
a.Is the PEL for any individual substance exceeded?
b.Is the AL for any individual substance exceeded?
c.Is the PEL for the mixture exceeded?
d.Is the AL for the mixture exceeded?

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Definitions:

Toxic Triangle

A concept in leadership that describes a situation involving an destructive leader, susceptible followers, and a conducive environment.

Redundant Outcome

A result or conclusion that is unnecessarily repetitive or more than what is needed, often without adding value.

Observable Communication

The aspects of communication that can be seen or heard directly, such as body language or tone of voice.

Repetitive Loop

A cycle of repeated actions, behaviors, or thoughts that individuals or systems may become stuck in, making it difficult to progress or change.