They can lie to me all they want but I know people who travel and see the truth. Protests and pollution.
My friend just got back from bejing. He said people puked as the plane flew over the city the air was that bad.
I had a plug that leaked so I bought a stainless steel one that I could get tighter. Try a new plug.
Water pressure trying to get in should be more then water trying to get out.
So that test might not be the best.