WorksheetsIH-Topic5
Total questions: 5
Worksheet time: 2mins
When analysing samples, blank samples are prepared
To obtain quality control data points for variations
To monitor and correct for any background contamination
To demonstrate the validity of the method
To ensure reproducibility of the results from the samples
Solid aerosol resulting from the incomplete combustion of carbonaceous materials is called
Smoke
Soot
Mist
Fog
Tiny particles of the size 25 micron were inhaled by some workers. The particles might end up in their
Breathing zone
Thoracic region
Respirable region
Inhalable region
A worker was diagnosed with allergic alveolitis, she could have been exposed to
Fungi spores
Cement dust
Cork dust
Asbestos
Filter papers used in casette housing for sampling dusts might produce errors if exposed to
Air temperature
Moisture content
Too many/much contaminants
Electrostatic charges
