OSSF INSTALLER 1 LICENSE NEWEST 2026 COMPLETE 200 QUESTIONS AND CORRECT DETAILED ANSWERS

OSSF INSTALLER 1 LICENSE NEWEST 2026 COMPLETE 200 QUESTIONS AND CORRECT DETAILED ANSWERS ( ANSWERS)
When did law requiring Installer 1 license go into effect?
ANSWER: March 1, 1990
What is evaporation?
ANSWER: Water coming from ground
What is transpiration?
ANSWER: Water coming from plants
Are bore holes, injection wells or cesspools legal?
ANSWER: No
Can artesian wells be contaminated from bore holes?
ANSWER: Yes
When did license for Installer 2 and Designated Rep go into
effect? 

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