What sensitivity caused early builders significant struggles regarding the curing process of fiberglass layups?

Answer

It was highly sensitive to temperature and humidity

Early builders struggled because the curing process for fiberglass is highly sensitive to environmental factors like temperature and humidity, which could lead to internal stresses or distortions if uneven.

What sensitivity caused early builders significant struggles regarding the curing process of fiberglass layups?

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The History of Fiberglass - YouTube

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