I can answer the "Why" part of your question. Soy Bean License Plates were made back in the World War II era because of the need for metal for the War effort.
State such as Illinois, Montana, Virginia Georgia, and Alaska all had plates made from compressed Soy Beans and Fiberboard. These type of License Plates were made from 1942 to 1948, but not in all of these states.
People started noticing, especially on the farms, that the License Plates were being eaten off the vehicles by goats and cows!
Tofu is made from soy milk which is extracted from soy beans (bean curd). There is no dairy in regular tofu.
soy bean stew/soup
Soy sauce is made from the soy bean. It also has a large amount of sodium (AKA Salt).
soy bean
Soy milk
Yes there are two syllables. Soy-bean.
Yes, because the soy bean is not produced or made by a animal. As long the brand of soy milk does not have have any added ingredients that are from animals its okay for someone who is vegan to drink it.
No. Tofu is bean curd which is made by coagulating soy milk and then pressing the resulting curds into soft white blocks. Soy milk is made by soaking soybeans, grinding them with water.
Soy, or soya, is a bean; however, many soy products are only components of soy (such as oil or protein isolates).
Brazil
no
It is another name for tofu.