Exact(27)
This study applies a pulse-injection gas tracer method to assess potential infection risk and local ventilation rates in a naturally-ventilated environment.
In each plant, a ventilating fan was ineffectively installed 6 m from the floor; no local ventilation fan was installed in the vicinity of the areas where workers might be exposed to 1-BP.
We established a local ventilation system model using TEPS Thunderhead Engineering PyroSimm) and set up control measures for fire smoke.
When head is cooled by local ventilation, head thermal sensation has an effect on overall thermal sensation.
In total, 179 tests were performed on 112 participants, including 52 neutral condition tests and 127 local ventilation tests.
It is reported that unreacted fines deposit in the packed bed, causing a local ventilation resistance, which in turn decreases the process efficiency.
Similar(33)
In the sealant operation, the mixing of the sealant had occurred without local exhaust ventilation, although the manual and automatic application work area was equipped with local exhaust ventilation.
Due to need of dry environment and manufacturing equipment, local exhaust ventilation and the wetting method are not suitable for this industry, and therefore effective general exhaust ventilation is required.
Acid etching should be done with local exhaust ventilation.
Use photoresist solutions with local exhaust ventilation, or wear an organic vapor respirator.
Application of grounds or stopouts should be done with local exhaust ventilation, (e.g. slot or enclosed hood).
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