When fiberglass became common ?

During World War II, fiberglass was developed as a replacement for the molded plywood used in aircraft radomes (fiberglass being transparent to microwaves). Its first main civilian application was for the building of boats and sports car bodies, where it gained acceptance in the 1950s.

1950s to now (2021)

Explanation:

It was mainly used for in boats, during world war ll, along with some bodies of sports cars.

right around 1954, i'd say!

Hope I helped out!

-PastaBoi-

a progressive tax is a tax that imposes a lower tax rate on low-income earners compared to those with a higher income, making it based on the taxpayer's ability to pay. that means it takes a bigger percentage from high income earners than it does from low income people.

answer; that person may have a larger tax bill to pay on income taxes;