3.1 Pretest
The following information is required to conduct acidic atmosphere tests adequately:
- a. General. Information listed in Part One, paragraphs 5.7 and 5.9; and Annex A, Task 405 of this Standard.
- b. Specific to this Method.
- (1) Areas of the test item visually and functionally examined, and an explanation of their inclusion or exclusion.
- (2) Whether the test is a demonstration of performance or survival.
- (3) Whether the requirement is to demonstrate safety, safety and performance, or resistance to chemical attack after the test.
- (4) If functional performance is to be assessed, the phases of the test when the test item is to function and be assessed, and the levels of performance required.
- c. Tailoring. Necessary variations in the basic test procedures to accommodate environments identified in the LCEP.
3.2 During Test
Collect the following information during conduct of the test:
- a. General. Information listed in Part One, paragraph 5.10; and in Annex A, Tasks 405 and 406 of this Standard.
- b. Specific to this Method.
- (1) Record of chamber temperature versus time conditions.
- (2) Fallout quantities per unit of time (see paragraph 4.1g).
- (3) Fallout pH.
3.3 Post-Test
The following post test data shall be included in the test report.
- a. General. Information listed in Part One, paragraph 5.13; and in Annex A, Task 406 of this Standard.
- b. Specific to this Method.
- (1) Areas of the test item visually and functionally examined and an explanation of their inclusion or exclusion.
- (2) Test variables:
- (a) Test solution pH. ཙེ་ (b) (b)
- Test solution fallout rate (ml/cm²/hr).
- (3) Results of examination for corrosion, electrical, and physical effects.
- (4) Observations to aid in failure analysis.
MIL-STD-810H
METHOD 518.2