Answer:
Leave the blower running for ventilation while anyone is inside. Running the Silo blower for 15 to 45 minutes before entering the silo and while you are in the silo will help remove silo gas, but this is not a substitute for a self-contained breathing apparatus.
Explanation:
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B. Testicle, because it secretes hormones
Bulimia? Im pretty sure because after eating you throw up with this disorder.