[KaiserPro]

The vast majority of UK housing stock is also suspended wood flooring.

However there are vast differences in fire and electrical safety standards. There has been a concerted effort since the 80s to remove flammable sofas, carpets & mattresses. By luck rockwool was the insulation of choice for many years, unlike the states which either used spray foam or some other PE substance.

The standard of electrical safety in the US is comparable to 1960s Britain. (In the UK every plug & every socket _must_ have a fuse. effectively any electrical works demands that RCDs must be installed, which dramatically cut the risk of electrical fires. )