 And the people who were watering their gardens with that, plus wood ashes and coal ashes, they were the ones who lived to be 150, 200, 250. They were getting the milk from the mountains. It was glacial milk, not cow's milk, not camel milk, not goat's milk. With every mineral you could imagine, I bet. That's correct. And so we spent a lot of money going to these places and getting samples of the soil.