Table 1-4. Toxic Hazard Ratings of Rustproofing Material

TB 43-0213

Table 1-3. Corrosion Prevention Materials and Their Hazards (Con`t).

whatsoever, to severe poisoning. The exact reason for

1-13. Toxic Dosages.

this is unknown.

a. Rustproofing material is toxic. This means that it

can be harmful to the human body. If properly handled

and applied, the toxic hazard rating of rustproofing

1-14. Toxic Hazard Ratings.

material is slight to moderate. The factors that

determine the toxicity of rustproofing material are:

a. Toxic dosage is measured in threshold limits.

These limits are set by the American Conference of

The amount of the material suspended in the air

Governmental Industrial Hygienists (ACGIH), and

(measured in parts per million).

represent conditions under which a majority of workers

can be repeatedly exposed to airborne concentrations

The duration of exposure (or the amount of time

of rustproofing material without a harmful effect.

the rustproofer remains in the contaminated

b. The toxicity hazard itself is measured by each

area).

unit's Safety Office or Logistics Officer. It is measured

The size of the rustproofing materials' airborne

in parts per million (ppm).

particles.

c. Table 1-5 indicates the threshold limits and their

toxicity. This table provides acceptable standards that

The individual's sensitivity to the rustproofing

represent a time-weighted average concentration for a

material.

normal eight hour, five day work week. The threshold

limit value for rustproofing material is 500 ppm. If

The reaction of different people exposed to

airborne concentrations of the material exceed this

rustproofing material and application hazards `may vary

limit during a normal work week, the operation must be

widely. Individuals subjected to the same duration and

shut down until the air is cleared.

concentration may have reactions as unlike as no effect

1-6