The primary change was the entire west wall; its aged dry plywood panels were replaced with non-flammable translucent plastic (upper) and opaque aluminum (lower).
The first is by using fabrics comprising a fibre that is completely non-flammable, and which will consequently withstand repeated launderings without losing any of its flameproof properties.
And we have non-flammable gases.
I would ask that the attractive drawings and pictures of nursery subjects should be used on the non-flammable materials just as to-day they are used on flammable materials.
In those circumstances, is not some further encouragement, or possibly compulsion, necessary, to use material which is both non-flammable and which prevents wet or dry rot setting in?
They are relatively non-toxic, non-flammable and stable.
They would show the enormous difference between flammable and non-flammable materials.
Such shirts should be labelled to show whether they are non-flammable or inflammable, according to the type of material used to fill them.