How to pronounce “tar pit” in English

the road doesn't get overtaken by dunes. And the little blue house is for the person who makes sure the drip irrigation pipes don't leak.This is the lowest point in China. It's about 50 meters below sea level in the Taklamakan in the tar pit -- And these pits are used to harvest salt.These -- there's some prison labor out there. Umm, that's harvesting peppers on the floor