to reduce exposure contaminated air
Local Exhaust Ventilation design.
•Process – operational review
•Substances – material review based
on a risk phrase Benching-marking
assessment of capture devices
•Observations - of the process/operator interface
•The working environment for external effects
• Were possible using Tindal beam lamp with the operator to check the air movement and particulate
• Visual confirmation of air and contaminant movement using trace smoke
