appurtenances - ✔️✔️machinery, appliances or structures attached to a main structure
that are necessary to allow it to operate as intended, but not considered part of the main
structure.
autotrophic - ✔️✔️Pertaining to organisms capable of obtaining energy by oxidation of
inorganic compounds.
what is the best defense against water borne disease for an operator - ✔️✔️washing
your hands is a must before eating, smoking or using the washroom. Never put your
hands near your neck when working with plant equipment. wear gloves.
absorption - ✔️✔️The taking up of one substance into the body of another
acidic - ✔️✔️a solution with a pH less than 7
activated sludge - ✔️✔️sludge produced in raw or settled wastewater by the growth of
bacteria and other organisms in the presence of dissolved oxygen and accumulated in
sufficient concentration by returning sludge previously formed.
C of A - ✔️✔️certificate of approval
ABS - ✔️✔️Acrylonitrile butadiene styrene. Used to make a pipe
comminution - ✔️✔️chopping or shredding large particles
crown - ✔️✔️the inside top of a sewer
types of safety hazards associated with treatment plants or distribution collection
systems - ✔️✔️working with electrical and mechanical equipment, handling chemicals,
working in confined spaces, exposure to pathogens
What does WHMIS stand for? and what's its purpose - ✔️✔️Workpace hazardous
materials information system. this is used to create a safer workplace by providing
workers with knowledge and tools to enable them to work safely