How can I find the answers to this crossword puzzle about Texas oil? I need help urgently. Here are the clues:
Across:
1. Place for filtering crude oil
2. Petroleum deposits
3. Large container for storing oil
4. A well that yields oil
5. Jack installed to pump oil from a well
6. Flat-bottomed vessel to transport oil
Down:
a. Flowing oil well
b. Tower-like frame over an oil well
c. Station for oil
d. Piercing the ground to extract oil