Question

Which oils were developed during World War II, when petroleum products were not widely available?

1) Vegetable oils
2) Synthetic oils
3) Mineral oils
4) Essential oils

Answer 1

Vegetable oils and synthetic oils were developed during World War II as alternatives to petroleum products.

Step-by-step explanation:

The oils that were developed during World War II when petroleum products were not widely available were:

1. Vegetable oils: Vegetable oils were explored for various uses to replace petroleum products, such as in lubricants.
2. Synthetic oils: Synthetic oils were developed as an alternative to petroleum-based oils.