Type II: high-pressure · Lesson 2

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Evacuation levels and the rest of the free lessons open with an account. Your progress saves to it.

• Practice exam 1 with a free account
• The 25-question Core practice test
• A 10-question test for each type
• The ozone and Clean Air Act lesson
• The evacuation levels lesson
• Type I practice
• The leak-rate calculator and evacuation level lookup