This is interesting. Looks like it was made in 2014. All the chemistry you want. On slide 68 there are photos of Graco testing HCTI spray foam. http://slideplayer.com/slide/8960533/ http://sprayfoam.com/foam-news/hybrid-head-scientist-wins-gold-medals-from-ifia-for-core-non-isocyanate-polyurethane-platform-technology-patents/2865