H2S is a highly toxic, colorless gas that smells like this at low concentrations

Employees who are required to wear respirators must keep their faces this way to ensure proper equipment fit

This is issued when severe weather or storms have been sighted or are indicated by weather radar

H2S burns with a blue flame and produces this other toxic gas

Each employee subject to wearing a respirator should be fit tested at this frequency

Symptoms of this include heavy sweating, blurred vision, and dizziness/fainting

Any location where H2S concentrations exceed 100 ppm in the product stream requires this to be highly visible

Each employee enrolled in the Respiratory Protection Program must have this before being fit tested or required to use a respirator

When sweating ends and the body is unable to control its temperature, this has occurred

Where the thief hatch concentration ranges from 10-100 ppm H2S, a sign should be posted at the base of the tank stairway that says this

Each district will select respirators based on anticipated hazards, and they must be certified by this agency

It takes at least this long to cool down an overheated person

When you reach this level of H2S, it is considered a lethal dose

An atmosphere that poses an immediate threat to life, would cause irreversible adverse health effects, or would impair an individual’s ability to escape from a dangerous atmosphere is known as this

The #1 cause of weather-related deaths is this